This balloon busters game gets kids to do mental math in search of the number 10. Kids will 'pop' each balloon that equals 10 in this fun math worksheet.

Kids practice subtracting within 20 with this watermelon subtraction worksheet.

This solve-and-check worksheet encourages kids to solve subtraction problems, and then check their answers with addition.

Kids practice finding the hidden number sentences that make up a fact family. See how many you can find!

Kids will learn more about inverse operations by reviewing their subtraction problems. Use addition, the inverse of subtraction, to review problems.

In this fact family practice worksheet, kids show that they understand the inverse relationship between addition and subtraction.

Have a ball with this addition and subtraction worksheet! Kids fill in the missing numbers on each beach ball to make its statement true.

There's a big sale at the pet store! How much money do these kids spend? Help your child work through these beginning word problems.

Kids will need to find the fact families within this puzzle. In order to do that, they will need to know which number sentences go together.

Kids will practice hunting down fact families with this fact family game. Their recognition skills will be tested as they track down number sentences.

Kids will add the domino dots and use the results to create a domino fact family. They will continue practicing with fact family number sentences.

It's a math facts ski race! Kids will color math-filled flags to determine which skier made it down the hill first.

This combination color-by-number math worksheet will get your kid practicing mental math. Kids will color Valentine's Day chocolates by number.

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.

Get a satisfying 'pop' out of math with this balloon-themed worksheet. Kids will draw an 'X' to 'pop' any balloons that equal 15.

Do some mental math with your young valentine in this combination math and color-by-number worksheet. Kids will solve simple addition and subtraction problems.

Put some 'pop' in your math review with this balloon buster worksheet! Kids will use their mental math skills to find equations that equal 14.

Solve math problems, and eat chocolate, in a Valentine's Day mental math worksheet. Kids will find solutions to math problems, and color chocolates by number.

Find out which skier will win the race in this high-flying math worksheet. Kids will solve problems to show which skier rounded the most flags.

Kids love it when things are fair! Help students make equal groups of toys while exploring how the equals sign means “the same as.” Students will draw the missing objects and write the missing factors to balance the equations.

Get ready for some math facts made fun! Your child will practice a few subtraction facts, and then he can color in the ladybugs when he's done.

Subtraction facts and coloring go hand in hand with this fun coloring page. Your child can do a few one-digit subtraction problems while he colors.

Your child will develop the skills necessary to recognize patterns by completing inverse operations as well make a connection between addition and subtraction.

Review addition and subtraction concepts by matching up the like equations.

Help a squadron of spaceships blast off to the stars by completing these addition and subtraction math facts.

It's the Winter Olympics, and two skiers are racing down the mountain. Get your kid to find out who wins with our combination math and color-by-number activity.

Have some math and coloring practice with your chocolates in this Valentine's Day mental math worksheet. Your kid will solve addition and subtraction problems.

Get your child to work his mental math skills this Valentine's Day with this chocolate-filled worksheet.