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2nd and 3rd Grade Common Core Subtraction Strategies Resources

Take the difficulty out of three digit subtraction with this exercise that shows students how to reach the correct answer using a number line.


Three-Digit Subtraction on a Number Line

On this third grade math worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

Rounding: Magical Math!

For students learning how to estimate during subtraction, this exercise will make matters much simpler.


Estimating to Subtract

This worksheet will challenge your third graders to round numbers and then them. Students will answer multiple choice questions by rounding up or rounding down numbers in the problems provided.

Mixed Problems Requiring Estimation

Subtracting with multiple zeros in the “top number” doesn’t need to be a seemingly endless cycle of borrowing. The Subtract One strategy simplifies the task with two easy steps.

Subtract One Strategy: Subtracting with Zeros

Learners practice open number line subtraction within 100 with this engaging math worksheet!

Open Number Line Subtraction Within 100: Write the Equation #2

The decomposing and composing subtraction strategy can be a handy tool for tough three-digit numbers. Use this worksheet to give your students the practice they need to nail down the concept.

Subtraction with Decomposition

Help students get a grasp on mentally adding or subtracting 10 from a multiple of 10 with this fun BINGO game!

Mental Math Bingo!

Use this glossary with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Glossary: Mental Math Bingo with Multiples of 10

Introduce learners to open number line subtraction within 100 with this engaging math worksheet!

Open Number Line Subtraction Within 100: Write the Equation #1

Use this quick assessment to gauge your second grader’s growth in subtraction this year. Students will put their skills to the test subtracting three-digit numbers using a strategy of their choosing in this math check-in.

Subtraction Within 1000 Check-in

Choo-choo! Kids use a number line to solve three-digit subtraction problems in this fun-filled train game.

Three-Digit Subtraction: Train Edition

Adding and subtracting large numbers can sometimes be difficult. Estimating is an easy way to figure out if your answer is close, or if you need to try again.

Using Estimation: Knowing What’s Too Big and Too Small

Use this glossary with the EL Math Support Lesson: Multiples of 10.

Glossary: Multiples of 10

Help Agent 00K9 defeat the evil El Gato in this subtraction number line game.

Secret Agent Subtraction

Use these vocabulary cards with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Vocabulary Cards: Mental Math Bingo with Multiples of 10

Children practice conceptualizing multiples of 100 using a visual reference with this two-part worksheet.

Subtracting Multiples of 100

Kids must quickly add or subtract two-digit numbers to save the day.

Secret Agent Addition and Subtraction

Introduce this graphic organizer as a way to help students think about whether or not certain rules or characteristics apply to mathematical ideas always, sometimes, or never.

Always, Sometimes, Never

What happens when you take 10 away? Practice finding 10 less in this three-digit subtraction game.

Treasure Diving: Finding 10 Less Three-Digit Subtraction

Travel through the hundreds chart on a quest to one.

Subtract Ten or One to Get to One!

Make your student number one with this worksheet full of subtraction fun using a hundreds chart.

Subtracting Ten and One on the Hundreds Chart

Use these vocabulary cards with the EL Math Support Lesson: Multiples of 10.

Vocabulary Cards: Multiples of 10

Do some Christmas coloring in this addition and subtraction math worksheet. Kids will fill in missing colors in Santa's presents as they solve math problems.

Colorful Christmas Math #14

Our combination math and color-by-number worksheet gets your kid to use both sides of his brain. It's Christmas and Santa needs help coloring in his gifts.

Colorful Christmas Math #19

Santa left some gifts, but they need a little color. Your child will color the gifts by number with the help of some addition and subtraction problems.

Colorful Christmas Math #20

Each Christmas gift in this math and coloring worksheet contains an addition or subtraction problem that helps your child crack the color 'code.'

Colorful Christmas Math #16

These Christmas presents are missing some color! Challenge your second grader to review addition and subtraction facts by solving the equations in these gifts.

Colorful Christmas Math #8

Should this Christmas present be red, yellow, or green? It's up to your young mathematician to find out in this Christmas math and color-by-number worksheet.

Colorful Christmas Math #9

These Christmas presents are missing some color! Challenge your child to review her addition and subtraction math facts by solving the equations in these gifts.

Colorful Christmas Math #18

Subtract By Composing and Decomposing Numbers

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2nd and 3rd Grade Common Core Subtraction Strategies Resources

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