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CCSS 3.OA.8 Worksheets

CCSS 3.OA.8 (Common Core, 3rd Grade): "Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

Operations and Algebraic Thinking Solve problems involving the four operations, and identify and explain patterns in arithmetic. 8Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.

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CCSS 3.OA.8 Worksheets - 1 Digit Quotient (no remainder) worksheet

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1 Digit Quotient (no remainder)

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Use multiplication facts (1×1 through 9×9) to figure out division answers quickly.
Understand division as making equal groups and finding how many are in each group.
Read simple word problems and decide what division fact to use to solve them.

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CCSS 3.OA.8 Worksheets - 1 Digit Quotient (with remainder) worksheet

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1 Digit Quotient (with remainder)

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Divide a number into equal groups when the answer is a single-digit number.
Figure out how many are in each group and how many are left over (the remainder).
Use basic multiplication facts (1×1 to 9×9) to help solve division problems.
Solve simple division word problems that involve sharing with leftovers.

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CCSS 3.OA.8 Worksheets - Add then Divide worksheet

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Add then Divide

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Solve two-step problems by adding first and then dividing to find the final answer.
Figure out what the numbers in a word problem mean and decide which ones to add before you divide.
Write a matching equation with parentheses to show “add, then divide.”

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CCSS 3.OA.8 Worksheets - Add & Multiply worksheet

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Add & Multiply

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Solve two-step word problems where you add first and then multiply.
Decide which operation to do first and follow the correct order of steps.
Write an equation that matches a story problem with parentheses for the addition part.

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CCSS 3.OA.8 Worksheets - Add, Sub, Mult & Div worksheet

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Add, Sub, Mult & Div

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Read a word problem and decide whether it needs adding, subtracting, multiplying, or dividing.
Choose the expression that matches what the story is asking you to find.

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CCSS 3.OA.8 Worksheets - Multiply then Add worksheet

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Multiply then Add

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Solve problems where you multiply first and then add to get the final answer.
Turn a short word problem into a number sentence with parentheses or the right order of operations.

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CCSS 3.OA.8 Worksheets - Subtract & Divide worksheet

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Subtract & Divide

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Solve two-step word problems where you subtract first and then divide.
Write a matching equation for a story problem using parentheses to show the correct order.

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CCSS 3.OA.8 Worksheets - Subtract & Multiply worksheet

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Subtract & Multiply

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Solve two-step problems where you subtract first and then multiply.
Figure out which numbers in a word problem tell you what to subtract and what to multiply.
Write an equation that matches a story problem with parentheses to show the correct order.

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CCSS 3.OA.8 Worksheets - Following Two-Step Addition and Subtraction Directions worksheet

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Following Two-Step Addition and Subtraction Directions

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Follow directions that require two steps in a row
Carry the result of the first step into the second step
Tell 'subtract 400 from it' apart from 'subtract it from 400'
Add and subtract whole numbers up to 100,000

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CCSS 3.OA.8 Worksheets - Deciding if an Answer is Reasonable worksheet

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Deciding if an Answer is Reasonable

Judge whether an answer someone else gave is reasonable
Use estimation to check an answer without working it out exactly
Recognize that one part can never be larger than the whole
Decide when an answer is too far off to be believable

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