Main content

# Addition and subtraction within 20

Learn

Adding 7 + 6Adding 8 + 7Adding 5 + 3 + 6

Practice

Add within 20Get 5 of 7 questions to level up!

Add 3 numbersGet 5 of 7 questions to level up!

Learn

Subtracting 14 - 6

Practice

Subtract within 20Get 5 of 7 questions to level up!

Learn

Equal sign

Practice

Equal signGet 5 of 7 questions to level up!

Learn

No videos or articles available in this lesson

Practice

Find missing number (add and subtract within 20)Get 5 of 7 questions to level up!

Learn

Addition and subtraction word problems: superheroesAddition and subtraction word problems: gorillas

Practice

Addition and subtraction word problems 1Get 5 of 7 questions to level up!

Addition and subtraction word problems 2Get 5 of 7 questions to level up!

Learn

Comparison word problems: marblesComparison word problems: roly-polies

Practice

Word problems with "more" and "fewer" 1Get 5 of 7 questions to level up!

Word problems with "more" and "fewer" 2Get 5 of 7 questions to level up!

Learn

Repeated addition: haircuts

Practice

Repeated additionGet 3 of 4 questions to level up!