3rd Grade Worksheets

Browse worksheets to help 3rd grade students develop understanding of and fluency with multiplication and division within 100, fractions, area, and properties of two-dimensional shapes.

Worksheet for Lesson 1

Lesson 1

Use counting, place value understanding, and addition/subtraction of ones and tens to complete a partially filled-in number grid.

Worksheet for Lesson 2

Lesson 2

Represent three-digit numbers using concrete manipulatives and drawings, including cases with more than 9 of any unit.

Worksheet for Lesson 3

Lesson 3

Locate three-digit numbers on a number line and explain their placement.

Worksheet for Lesson 4

Lesson 4

Define estimation and its purpose. Round two-digit numbers to the nearest ten using a number line.

Worksheet for Lesson 5

Lesson 5

Round three-digit numbers to the nearest hundred using a number line.

Worksheet for Lesson 6

Lesson 6

Round three-digit numbers to the nearest ten using a number line.

Worksheet for Lesson 7

Lesson 7

Round multi-digit numbers to any place in more complex cases, including those involving real-world contexts and/or assessing the reasonableness of that estimate.

Worksheet for Lesson 8

Lesson 8

Add two numbers with up to one composition within 1,000.

Worksheet for Lesson 9

Lesson 9

Add two numbers with multiple compositions within 1,000.

Worksheet for Lesson 10

Lesson 10

Solve word problems involving addition, using rounding to assess the reasonableness of answers.

Worksheet for Lesson 11

Lesson 11

Subtract two numbers with up to one decomposition within 1,000.

Worksheet for Lesson 12

Lesson 12

Subtract two numbers with multiple decompositions within 1,000.

Worksheet for Lesson 13

Lesson 13

Solve word problems involving subtraction, using rounding to assess the resonableness of answers.

Worksheet for Lesson 14

Lesson 14

Solve one- and two-step word problems involving addition and subtraction, using rounding to assess the reasonableness of answers.

Worksheet for Lesson 1

Lesson 1

Identify and create situations involving equal groups and describe these situations using the language and notation of multiplication.

Worksheet for Lesson 2

Lesson 2

Identify and create situations involving arrays and describe these situations using the language and notation of multiplication.

Worksheet for Lesson 3

Lesson 3

Identify and create situations involving unknown group size and find group size in situations.

Worksheet for Lesson 4

Lesson 4

Identify and create situations involving an unknown number of groups and find the number of groups in situations.

Worksheet for Lesson 5

Lesson 5

Relate multiplication and division and understand that division can represent situations of unknown group size or an unknown number of groups.

Worksheet for Lesson 6

Lesson 6

Build fluency with multiplication facts using units of 2, 5, and 10.

Worksheet for Lesson 7

Lesson 7

Demonstrate the commutativity of multiplication.

Worksheet for Lesson 8

Lesson 8

Build fluency with division facts using units of 2, 5, and 10.

Worksheet for Lesson 9

Lesson 9

Solve one-step word problems involving multiplication and division using units of 2, 5, and 10.

Worksheet for Lesson 10

Lesson 10

Build fluency with multiplication and division facts using units of 3.

Worksheet for Lesson 11

Lesson 11

Build fluency with multiplication and division facts using units of 4.

Worksheet for Lesson 12

Lesson 12

Solve one-step word problems involving multiplication and division using units of 3 and 4.

Worksheet for Lesson 13

Lesson 13

Determine the unknown whole number in a multiplication or division equation relating three whole numbers, including equations with a letter standing for the unknown quantity.

Worksheet for Lesson 14

Lesson 14

Solve one-step word problems involving multiplication and division and write problem contexts to match expressions and equations.

Worksheet for Lesson 15

Lesson 15

Solve two-step word problems involving multiplication and division and assess the reasonableness of answers.

Worksheet for Lesson 16

Lesson 16

Solve two-step word problems involving all four operations and assess the reasonableness of answers.

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Worksheet for Lesson 1

Lesson 1

Study commutativity to find known facts of 6, 7, 8, and 9.

Worksheet for Lesson 2

Lesson 2

 Understand the zero and identity properties of multiplication.

Worksheet for Lesson 3

Lesson 3

Understand the role of parentheses and apply to solving problems.

Worksheet for Lesson 4

Lesson 4

Introduce the distributive property of multiplication.

Worksheet for Lesson 5

Lesson 5

 Introduce the associative property of multiplication.

Worksheet for Lesson 6

Lesson 6

Skip-count to build fluency with multiplication facts using units of 6. Decompose an addend with respect to a ten when going over a decade in the skip-counting sequence.

Worksheet for Lesson 7

Lesson 7

Skip-count to build fluency with multiplication facts using units of 7. Decompose an addend with respect to a ten when going over a decade in the skip-counting sequence.

Worksheet for Lesson 8

Lesson 8

Use the associative property as a strategy to multiply by units of 6.

Worksheet for Lesson 9

Lesson 9

Use the distributive property as a strategy to multiply by units of 6.

Worksheet for Lesson 10

Lesson 10

Use the distributive property as a strategy to multiply by units of 7.

Worksheet for Lesson 11

Lesson 11

Solve one- and two-step word problems involving units up to 7.

Worksheet for Lesson 12

Lesson 12

Skip-count to build fluency with multiplication facts using units of 8 and 9. Decompose an addend with respect to a ten when going over a decade in the skip-counting sequence.

Worksheet for Lesson 13

Lesson 13

Use the associative property as a strategy to multiply by units of 8 and 9.

Worksheet for Lesson 14

Lesson 14

Use the distributive property as a strategy to multiply by units of 8 and 9.

Worksheet for Lesson 15

Lesson 15

 Use the distributive property as a strategy to multiply by units of 8 and 9, including the subtractive use of the distributive property.

Worksheet for Lesson 16

Lesson 16

Solve one- and two-step word problems involving units up to 9.

Worksheet for Lesson 17

Lesson 17

Multiply one-digit whole numbers by multiples of 10.

Worksheet for Lesson 18

Lesson 18

Multiply one-digit whole numbers by two-digit whole numbers using the associative and distributive properties.

Worksheet for Lesson 19

Lesson 19

Solve two-step word problems involving all four operations and assess the reasonableness of answers.

Worksheet for Lesson 20

Lesson 20

Solve two-step word problems involving all four operations and assess the reasonableness of answers.

Worksheet for Lesson 21

Lesson 21

Identify patterns in single or multiple rows/columns of the multiplication table.

Worksheet for Lesson 22

Lesson 22

Identify other patterns in the multiplication table.

Worksheet for Lesson 23

Lesson 23

Identify arithmetic patterns and explain them using properties of operations.

Worksheet for Lesson 24

Lesson 24

Create scaled picture graphs where the scale is provided.

Worksheet for Lesson 25

Lesson 25

Create scaled picture graphs where the scale must be determined.

Worksheet for Lesson 26

Lesson 26

Create scaled bar graphs where the scale is provided.

Worksheet for Lesson 27

Lesson 27

Create scaled bar graphs where the scale must be determined.

Worksheet for Lesson 28

Lesson 28

Solve one- and two-step word problems using information presented in scaled picture and bar graphs.

Worksheet for Lesson 1

Lesson 1

Understand that area is an attribute of plane figures that is measured in square units. Find the area of a figure using pattern blocks, which can be used as concrete non-standard units.

Worksheet for Lesson 2

Lesson 2

Find the area of a figure using square-inch and square-centimeter tiles, which can be used as concrete standard units.

Worksheet for Lesson 3

Lesson 3

Find the area of a rectangle by counting unit squares or units on grids.

Worksheet for Lesson 4

Lesson 4

Find the area of a rectangle by making unit squares inside of them to form a grid, connecting the side length of a rectangle with the number of tiles on a side.

Worksheet for Lesson 5

Lesson 5

Find the area of a rectangle with incomplete information about its rows and columns of square units.

Worksheet for Lesson 6

Lesson 6

Find the area of a rectangle that has been superimposed over a grid.

Worksheet for Lesson 7

Lesson 7

Find the area of a rectangle through multiplication of the side lengths.

Worksheet for Lesson 8

Lesson 8

Solve word problems involving area.

Worksheet for Lesson 9

Lesson 9

Compose and decompose rectangles, seeing and making use of the idea that the sum of the areas of the decomposed rectangles is equal to the area of the composed rectangle. 

Worksheet for Lesson 10

Lesson 10

Apply the distributive property as a strategy to find the total area of a large rectangle. 

Worksheet for Lesson 11

Lesson 11

Recognize area as additive. Find the area of composite figures as shown on grids or with all side lengths labeled. 

Worksheet for Lesson 12

Lesson 12

Recognize area as additive. Find areas of composite figures when not all dimensions are given.

Worksheet for Lesson 13

Lesson 13

Recognize area as additive. Find the area of complex composite figures.

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Worksheet for Lesson 1

Lesson 1

Understand perimeter to be the boundary around a two-dimensional shape. Compare perimeters of various shapes.

Worksheet for Lesson 2

Lesson 2

Find perimeter by measuring side lengths in whole number units.

Worksheet for Lesson 3

Lesson 3

Find perimeter of shapes with all side lengths labeled.

Worksheet for Lesson 4

Lesson 4

Find perimeter of polygons with sides of equal length and of rectangles when some side lengths are missing.

Worksheet for Lesson 5

Lesson 5

Solve word problems involving finding perimeter given the side lengths.

Worksheet for Lesson 6

Lesson 6

Find side lengths of polygons with sides of equal length and of rectangles when given perimeter and other side lengths.

Worksheet for Lesson 7

Lesson 7

Solve more complex word problems involving perimeter, such as finding a missing side length given perimeter and other side lengths.

Worksheet for Lesson 8

Lesson 8

Find rectangles with the same area and different perimeters.

Worksheet for Lesson 9

Lesson 9

Find rectangles with the same perimeter and different areas.

Worksheet for Lesson 10

Lesson 10

Solve a variety of word problems involving area and perimeter.

Worksheet for Lesson 11

Lesson 11

Compare and classify quadrilaterals.

Worksheet for Lesson 12

Lesson 12

Compare and classify other polygons.

Worksheet for Lesson 13

Lesson 13

Draw shapes with specified attributes.

Worksheet for Lesson 14

Lesson 14

Reason about composing and decomposing polygons using tetrominoes.

Worksheet for Lesson 15

Lesson 15

Reason about composing and decomposing polygons using tangrams.

Worksheet for Lesson 1

Lesson 1

Partition a whole into equal parts, identifying and counting unit fractions using concrete area models.

Worksheet for Lesson 2

Lesson 2

Partition a whole into equal parts, identifying and counting unit fractions using concrete tape diagrams (i.e., fraction strips).

Worksheet for Lesson 3

Lesson 3

Partition a whole into equal parts, identifying and counting unit fractions using pictorial area models and tape diagrams, identifying the unit fraction numerically.

Worksheet for Lesson 4

Lesson 4

Build and write non-unit fractions less than one whole from unit fractions.

Worksheet for Lesson 5

Lesson 5

Identify the shaded and unshaded parts of a whole.

Worksheet for Lesson 6

Lesson 6

Build and write non-unit fractions greater than one whole from unit fractions.

Worksheet for Lesson 7

Lesson 7

Identify fractions in a whole that is not partitioned into equal parts.

Worksheet for Lesson 8

Lesson 8

Draw the whole when given the unit fraction.

Worksheet for Lesson 9

Lesson 9

Identify a shaded fractional part in different ways, depending on the designation of the whole.

Worksheet for Lesson 10

Lesson 10

Partition a number line from 0 to 1 into fractional units.

Worksheet for Lesson 11

Lesson 11

Place any fraction on a number line with endpoints 0 and 1.

Worksheet for Lesson 12

Lesson 12

Place a fraction greater than 1 on a number line with endpoints 0 and another whole number larger than 1.

Worksheet for Lesson 13

Lesson 13

Place any fraction on a number line with endpoints greater than 0.

Worksheet for Lesson 14

Lesson 14

Place various fractions on a number line where the given interval is not a whole.

Worksheet for Lesson 15

Lesson 15

Understand two fractions as equivalent if they are the same point on a number line referring to the same whole. Use this understanding to generate simple equivalent fractions.

Worksheet for Lesson 16

Lesson 16

Understand two fractions as equivalent if they are the same sized pieces of the same sized wholes, though not necessarily the same shape. Use this understanding to generate simple equivalent fractions.

Worksheet for Lesson 17

Lesson 17

Express the whole number 1 as fractions.

Worksheet for Lesson 18

Lesson 18

Express whole numbers greater than 1 as fractions.

Worksheet for Lesson 19

Lesson 19

Express whole numbers greater than 1 as fractions whose unit is 1 (e.g., $$3=\frac{3}{1}$$).

Worksheet for Lesson 20

Lesson 20

Explain equivalence by manipulating units and reasoning about their size.

Worksheet for Lesson 21

Lesson 21

Compare unit fractions (a unique case of fractions with the same numerators) by reasoning about the size of their units. Recognize that comparisons are valid only when the two fractions refer to the same whole. Record the results of comparisons with the symbols >, =, or <.

Worksheet for Lesson 22

Lesson 22

Compare fractions with the same numerators by reasoning about the size of their units. Record the results of comparisons with the symbols >, =, or <.

Worksheet for Lesson 23

Lesson 23

Compare fractions with the same denominators by reasoning about their number of units. Record the results of comparisons with the symbols >, =, or <.

Worksheet for Lesson 24

Lesson 24

Compare and order fractions using various methods.

Worksheet for Lesson 25

Lesson 25

Understand fractions as numbers.

Worksheet for Lesson 26

Lesson 26

 Measure lengths to the nearest quarter inch.

Worksheet for Lesson 27

Lesson 27

Generate measurement data and represent it in a line plot.

Worksheet for Lesson 28

Lesson 28

Create line plots (dot plots). 

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Worksheet for Lesson 1

Lesson 1

Tell time to the nearest minute.

Worksheet for Lesson 2

Lesson 2

Tell time to the minute before the hour.

Worksheet for Lesson 3

Lesson 3

Relate clocks to number lines.

Worksheet for Lesson 4

Lesson 4

Solve word problems involving elapsed time within the same hour.

Worksheet for Lesson 5

Lesson 5

Solve word problems involving elapsed time that involves crossing the hour mark.

Worksheet for Lesson 6

Lesson 6

Solve word problems involving all cases of elapsed time in minutes. 

Worksheet for Lesson 7

Lesson 7

Understand mass as an attribute of objects that is measured in grams and kilograms. Develop benchmarks for 1 kilogram and 1 gram. 

Worksheet for Lesson 8

Lesson 8

Estimate and measure mass in grams and kilograms by reading a measurement scale on an analog scale or other scale.

Worksheet for Lesson 9

Lesson 9

Solve word problems involving masses given in the same unit. 

Worksheet for Lesson 10

Lesson 10

Understand liquid volume as an attribute of objects that is measured in liters and milliliters. Develop benchmarks for 1 liter and 1 milliliter.

Worksheet for Lesson 11

Lesson 11

Estimate and measure liquid volume in liters and milliliters by reading the measurement scale on a beaker or other container. 

Worksheet for Lesson 12

Lesson 12

Solve word problems involving volumes given in the same unit.