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.

Ready for another round of where in the world? Be an international math detective as you solve addition problems to discover the secret location!

Use math to solve an international mystery! Where in the world is the super secret location?

Where in the world is the mysterious location this time? Solve the addition problems to decipher the secret city, country and continent!

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

Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.

Help your first grader get a head-start with his subtraction math facts!

What kind of music do stones listen to? Solve these four-digit subtraction problems to find out.

What do you call it when one lemon helps out another? Find the answer in this subtraction riddle worksheet.

Try these subtraction puzzles with your first grade math student.

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

Does your little mathematician enjoy the pop of a good balloon? In this sheet, he'll 'pop' balloons that contain addition or subtraction problems that equal 20.

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.

Try your luck at this dice-rolling subtraction worksheet!