Skills for Ohio Fifth-Grade Math Standards
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5.OA Operations and Algebraic Thinking
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5.OA.A Write and interpret numerical expressions.
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5.OA.A.1 Use parentheses, brackets, or braces in numerical expressions, and evaluate expressions with these symbols.
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5.OA.A.2 Write simple expressions that record calculations with numbers, and interpret numerical expressions without evaluating them.
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5.OA.B Analyze patterns and relationships.
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5.OA.B.3 Generate two numerical patterns using two given rules. Identify apparent relationships between corresponding terms. Form ordered pairs consisting of corresponding terms from the two patterns, and graph the ordered pairs on a coordinate plane.
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5.NBT Number and Operations in Base Ten
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5.NBT.A Understand the place value system.
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5.NBT.A.1 Recognize that in a multi-digit number, a digit in one place represents 10 times as much as it represents in the place to its right and 1/10 of what it represents in the place to its left.
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5.NBT.A.2 Explain patterns in the number of zeros of the product when multiplying a number by powers of 10, and explain patterns in the placement of the decimal point when a decimal is multiplied or divided by a power of 10. Use whole-number exponents to denote powers of 10.
- Scientific notation (Fifth grade - A.11)
- Multiplication patterns over increasing place values (Fifth grade - F.3)
- Multiply numbers ending in zeroes (Fifth grade - F.4)
- Multiply numbers ending in zeroes: word problems (Fifth grade - F.5)
- Multiply a decimal by a power of ten (Fifth grade - G.2)
- Division patterns over increasing place values (Fifth grade - H.7)
- Divide by powers of ten (Fifth grade - I.1)
- Decimal division patterns over increasing place values (Fifth grade - I.2)
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5.NBT.A.3 Read, write, and compare decimals to thousandths.
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5.NBT.A.3a Read and write decimals to thousandths using base-ten numerals, number names, and expanded form, e.g., 347.392 = 3 × 100 + 4 × 10 + 7 × 1 + 3 × (1/10) + 9 × (1/100) + 2 × (1/1000).
- What decimal number is illustrated? (Fifth grade - C.1)
- Model decimals and fractions (Fifth grade - C.2)
- Understanding decimals expressed in words (Fifth grade - C.3)
- Place values in decimal numbers (Fifth grade - C.4)
- Convert decimals between standard and expanded form (Fifth grade - C.5)
- Convert decimals between standard and expanded form using fractions (Fifth grade - C.14)
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5.NBT.A.3b Compare two decimals to thousandths based on meanings of the digits in each place, using >, =, and < symbols to record the results of comparisons.
- Equivalent decimals (Fifth grade - C.6)
- Decimal number lines (Fifth grade - C.8)
- Compare decimals on number lines (Fifth grade - C.9)
- Compare decimal numbers (Fifth grade - C.10)
- Put decimal numbers in order (Fifth grade - C.11)
- Compare decimals and fractions on number lines (Fifth grade - C.15)
- Inequalities with decimal multiplication (Fifth grade - G.10)
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5.NBT.A.4 Use place value understanding to round decimals to any place.
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5.NBT.B Perform operations with multi-digit whole numbers and with decimals to hundredths.
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5.NBT.B.5 Fluently multiply multi-digit whole numbers using the standard algorithm.
- Multiply by 2-digit numbers: complete the missing steps (Fifth grade - F.12)
- Multiply 2-digit numbers by 2-digit numbers (Fifth grade - F.13)
- Multiply 2-digit numbers by 3-digit numbers (Fifth grade - F.14)
- Multiply 2-digit numbers by larger numbers (Fifth grade - F.15)
- Multiply by 2-digit numbers: word problems (Fifth grade - F.16)
- Multiply three or more numbers up to 2 digits each (Fifth grade - F.17)
- Multiply by 3-digit numbers (Fifth grade - F.18)
- Multiply three numbers up to 3 digits each (Fifth grade - F.19)
- Multiply three or more numbers: word problems (Fifth grade - F.20)
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5.NBT.B.6 Find whole-number quotients of whole numbers with up to four-digit dividends and two-digit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.
- Properties of multiplication (Fifth grade - F.6)
- Division facts to 12 (Fifth grade - H.1)
- Division facts to 12: word problems (Fifth grade - H.2)
- Divide multi-digit numbers by 1-digit numbers (Fifth grade - H.3)
- Divide multi-digit numbers by 1-digit numbers: word problems (Fifth grade - H.4)
- Divide numbers ending in zeroes (Fifth grade - H.8)
- Divide numbers ending in zeroes: word problems (Fifth grade - H.9)
- Divide 2-digit and 3-digit numbers by 2-digit numbers (Fifth grade - H.10)
- Divide 2-digit and 3-digit numbers by 2-digit numbers: word problems (Fifth grade - H.11)
- Divide larger numbers by 2-digit numbers (Fifth grade - H.12)
- Divide larger numbers by 2-digit numbers: word problems (Fifth grade - H.13)
- Choose numbers with a particular quotient (Fifth grade - H.16)
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5.NBT.B.7 Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.
- Add and subtract money: word problems (Fifth grade - D.4)
- Add decimal numbers (Fifth grade - E.1)
- Subtract decimal numbers (Fifth grade - E.2)
- Add and subtract decimal numbers (Fifth grade - E.3)
- Add and subtract decimals: word problems (Fifth grade - E.4)
- Choose decimals with a particular sum or difference (Fifth grade - E.5)
- Complete the addition or subtraction sentence (Fifth grade - E.6)
- Inequalities with decimal addition and subtraction (Fifth grade - E.7)
- Multiply a decimal by a one-digit whole number (Fifth grade - G.3)
- Multiply a decimal by a multi-digit whole number (Fifth grade - G.4)
- Multiply decimals and whole numbers: word problems (Fifth grade - G.5)
- Multiply money amounts: word problems (Fifth grade - G.6)
- Multiply three or more numbers, one of which is a decimal (Fifth grade - G.7)
- Multiply two decimals using grids (Fifth grade - G.8)
- Multiply two decimals (Fifth grade - G.9)
- Divide money amounts: word problems (Fifth grade - H.14)
- Division with decimal quotients (Fifth grade - I.3)
- Division with decimal quotients and rounding (Fifth grade - I.4)
- Division with decimal quotients: word problems (Fifth grade - I.5)
- Add, subtract, multiply, and divide decimals (Fifth grade - P.3)
- Add, subtract, multiply, and divide decimals: word problems (Fifth grade - P.4)
- Price lists (Fifth grade - U.1)
- Unit prices (Fifth grade - U.2)
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5.NF Number and Operations—Fractions
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5.NF.A Use equivalent fractions as a strategy to add and subtract fractions.
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5.NF.A.1 Add and subtract fractions with unlike denominators (including mixed numbers) by replacing given fractions with equivalent fractions in such a way as to produce an equivalent sum or difference of fractions with like denominators.
- Equivalent fractions (Fifth grade - L.3)
- Reduce fractions to lowest terms (Fifth grade - L.4)
- Convert between improper fractions and mixed numbers (Fifth grade - L.5)
- Add fractions with unlike denominators using models (Fifth grade - M.6)
- Add up to 4 fractions with denominators of 10 and 100 (Fifth grade - M.7)
- Add fractions with unlike denominators (Fifth grade - M.8)
- Subtract fractions with unlike denominators using models (Fifth grade - M.9)
- Subtract fractions with unlike denominators (Fifth grade - M.10)
- Add 3 or more fractions with unlike denominators (Fifth grade - M.12)
- Complete addition and subtraction sentences with fractions (Fifth grade - M.15)
- Inequalities with addition and subtraction of fractions (Fifth grade - M.16)
- Add mixed numbers with unlike denominators (Fifth grade - M.18)
- Subtract mixed numbers with unlike denominators (Fifth grade - M.19)
- Complete addition and subtraction sentences with mixed numbers (Fifth grade - M.22)
- Inequalities with addition and subtraction of mixed numbers (Fifth grade - M.23)
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5.NF.A.2 Solve word problems involving addition and subtraction of fractions referring to the same whole, including cases of unlike denominators, e.g., by using visual fraction models or equations to represent the problem. Use benchmark fractions and number sense of fractions to estimate mentally and assess the reasonableness of answers.
- Add and subtract fractions with like denominators: word problems (Fifth grade - M.4)
- Add and subtract fractions with unlike denominators: word problems (Fifth grade - M.11)
- Add 3 or more fractions: word problems (Fifth grade - M.13)
- Compare sums and differences of unit fractions (Fifth grade - M.14)
- Add and subtract mixed numbers: word problems (Fifth grade - M.20)
- Add and subtract fractions in recipes (Fifth grade - M.21)
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5.NF.B Apply and extend previous understandings of multiplication and division to multiply and divide fractions.
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5.NF.B.3 Interpret a fraction as division of the numerator by the denominator (a/b = a ÷ b). Solve word problems involving division of whole numbers leading to answers in the form of fractions or mixed numbers, e.g., by using visual fraction models or equations to represent the problem.
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5.NF.B.4 Apply and extend previous understandings of multiplication to multiply a fraction or whole number by a fraction.
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5.NF.B.4a Interpret the product (a/b) × q as a parts of a partition of q into b equal parts; equivalently, as the result of a sequence of operations a × q ÷ b.
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5.NF.B.4b Find the area of a rectangle with fractional side lengths by tiling it with unit squares of the appropriate unit fraction side lengths, and show that the area is the same as would be found by multiplying the side lengths. Multiply fractional side lengths to find areas of rectangles, and represent fraction products as rectangular areas.
- Area of squares and rectangles (Fifth grade - B.16)
- Area and perimeter: word problems (Fifth grade - B.22)
- Multiply two unit fractions using models (Fifth grade - N.12)
- Multiply two fractions using models: fill in the missing factor (Fifth grade - N.13)
- Multiply two fractions using models (Fifth grade - N.14)
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5.NF.B.5 Interpret multiplication as scaling (resizing), by:
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5.NF.B.5a Comparing the size of a product to the size of one factor on the basis of the size of the other factor, without performing the indicated multiplication.
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5.NF.B.5b Explaining why multiplying a given number by a fraction greater than 1 results in a product greater than the given number (recognizing multiplication by whole numbers greater than 1 as a familiar case); explaining why multiplying a given number by a fraction less than 1 results in a product smaller than the given number; and relating the principle of fraction equivalence a/b = (n×a)/(n×b) to the effect of multiplying a/b by 1.
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5.NF.B.6 Solve real world problems involving multiplication of fractions and mixed numbers, e.g., by using visual fraction models or equations to represent the problem.
- Multiply fractions by whole numbers: word problems (Fifth grade - N.10)
- Multiply two fractions (Fifth grade - N.15)
- Multiply two fractions: word problems (Fifth grade - N.16)
- Multiply a mixed number by a whole number (Fifth grade - N.23)
- Multiply a mixed number by a fraction (Fifth grade - N.24)
- Multiply two mixed numbers (Fifth grade - N.25)
- Multiplication with mixed numbers: word problems (Fifth grade - N.27)
- Multiply fractions and mixed numbers in recipes (Fifth grade - N.28)
- Add, subtract, multiply, and divide fractions and mixed numbers (Fifth grade - P.5)
- Add, subtract, multiply, and divide fractions and mixed numbers: word problems (Fifth grade - P.6)
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5.NF.B.7 Apply and extend previous understandings of division to divide unit fractions by whole numbers and whole numbers by unit fractions.
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5.NF.B.7a Interpret division of a unit fraction by a non-zero whole number, and compute such quotients.
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5.NF.B.7b Interpret division of a whole number by a unit fraction, and compute such quotients.
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5.NF.B.7c Solve real world problems involving division of unit fractions by non-zero whole numbers and division of whole numbers by unit fractions, e.g., by using visual fraction models and equations to represent the problem.
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5.MD Measurement and Data
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5.MD.A Convert like measurement units within a given measurement system.
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5.MD.A.1 Convert among different-sized standard measurement units within a given measurement system (e.g., convert 5 cm to 0.05 m), and use these conversions in solving multi-step, real world problems.
- Compare and convert customary units of length (Fifth grade - W.2)
- Compare and convert customary units of weight (Fifth grade - W.3)
- Compare and convert customary units of volume (Fifth grade - W.4)
- Compare and convert customary units (Fifth grade - W.5)
- Conversion tables - customary units (Fifth grade - W.6)
- Compare and convert metric units of length (Fifth grade - W.8)
- Compare and convert metric units of weight (Fifth grade - W.9)
- Compare and convert metric units of volume (Fifth grade - W.10)
- Compare and convert metric units (Fifth grade - W.11)
- Conversion tables - metric units (Fifth grade - W.12)
- Compare customary units by multiplying (Fifth grade - W.13)
- Convert customary units involving fractions (Fifth grade - W.14)
- Convert mixed customary units (Fifth grade - W.15)
- Add and subtract mixed customary units (Fifth grade - W.16)
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5.MD.B Represent and interpret data.
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5.MD.B.2 Make a line plot to display a data set of measurements in fractions of a unit (1/2, 1/4, 1/8). Use operations on fractions for this grade to solve problems involving information presented in line plots.
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5.MD.C Geometric measurement: understand concepts of volume and relate volume to multiplication and to addition.
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5.MD.C.3 Recognize volume as an attribute of solid figures and understand concepts of volume measurement.
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5.MD.C.3a A cube with side length 1 unit, called a "unit cube," is said to have "one cubic unit" of volume, and can be used to measure volume.
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5.MD.C.3b A solid figure which can be packed without gaps or overlaps using n unit cubes is said to have a volume of n cubic units.
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5.MD.C.4 Measure volumes by counting unit cubes, using cubic cm, cubic in, cubic ft, and improvised units.
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5.MD.C.5 Relate volume to the operations of multiplication and addition and solve real world and mathematical problems involving volume.
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5.MD.C.5a Find the volume of a right rectangular prism with whole-number side lengths by packing it with unit cubes, and show that the volume is the same as would be found by multiplying the edge lengths, equivalently by multiplying the height by the area of the base. Represent threefold whole-number products as volumes, e.g., to represent the associative property of multiplication.
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5.MD.C.5b Apply the formulas V = l × w × h and V = b × h for rectangular prisms to find volumes of right rectangular prisms with whole-number edge lengths in the context of solving real world and mathematical problems.
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5.MD.C.5c Recognize volume as additive. Find volumes of solid figures composed of two non-overlapping right rectangular prisms by adding the volumes of the non-overlapping parts, applying this technique to solve real world problems.
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5.G Geometry
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5.G.A Graph points on the coordinate plane to solve real-world and mathematical problems.
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5.G.A.1 Use a pair of perpendicular number lines, called axes, to define a coordinate system, with the intersection of the lines (the origin) arranged to coincide with the 0 on each line and a given point in the plane located by using an ordered pair of numbers, called its coordinates. Understand that the first number indicates how far to travel from the origin in the direction of one axis, and the second number indicates how far to travel in the direction of the second axis, with the convention that the names of the two axes and the coordinates correspond (e.g., x-axis and x-coordinate, y-axis and y-coordinate).
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5.G.A.2 Represent real world and mathematical problems by graphing points in the first quadrant of the coordinate plane, and interpret coordinate values of points in the context of the situation.
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5.G.B Classify two-dimensional figures into categories based on their properties.
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5.G.B.3 Understand that attributes belonging to a category of two-dimensional figures also belong to all subcategories of that category.
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5.G.B.4 Classify two-dimensional figures in a hierarchy based on properties.
- Identify 2-dimensional and 3-dimensional shapes (Fifth grade - B.1)
- Types of triangles (Fifth grade - B.2)
- Open and closed shapes and qualities of polygons (Fifth grade - B.3)
- Regular and irregular polygons (Fifth grade - B.4)
- Number of sides in polygons (Fifth grade - B.5)
- Which figure is being described? (Fifth grade - B.6)
- Classify quadrilaterals (Fifth grade - B.7)
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