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

Kids practice reverse addition and subtraction to find the missing numbers in this fun 2nd grade math worksheet.

Kids practice reverse addition and subtraction to find the missing numbers in this challenging 2nd grade math worksheet.

Kids practice reverse two-digit addition and subtraction to find the missing numbers in this 2nd grade math worksheet.

Introduce your child to basic algebra with this 2nd grade math worksheet. Kids practice reverse addition or subtraction to find the missing numbers.

Kids get an intro to basic algebra by practicing reverse addition and subtraction to find the missing numbers in this challenging 2nd grade math worksheet.

Introduce your child to basic algebra with this 2nd grade math worksheet in which he'll practice reverse addition and subtraction to find the missing numbers.

Kids try their hand at reverse addition and subtraction in order to find the numbers missing from each equation in this 2nd grade math worksheet.

Kids get a taste of basic algebra in this 2nd grade math worksheet. Kids flip the equations and reverse the operations in order to find the missing number.

This first grade subtraction worksheet will help improve your child's math skills, while giving him a fun riddle to solve.

Your child will enjoy cutting and pasting while solving problems to fill in the missing information.

Find the facts within the number triangles in this engaging subtraction worksheet!

Use addition and subtraction to find the correct path through the puzzle.

In this worksheet, students use the hundreds chart to crack the code and find the hidden treasure.

How strong do you think your subtraction skills are? Find out with this helpful worksheet!

Practice addition from a different approach with these number stories. Find the addition equation in each word problem.

Play the "Fish for Answers" game, and make subtraction seem easy! Find all the equations that equal eight.

Your child will practice subtraction, by using inverse operations. Find the missing numbers to solve the subtraction problems.

It's a starry night! Can your little mathematician find the difference in single-digit subtraction problems written in the stars?

Your child will be able to visualize the math problem by using the number line. Count the spaces to find the answer!

Looking to test your kid's addition and subtraction skills? Ask him to help this elf find the correct answer to each problem.

Count like a champ! Your kid will find missing numbers in no time when he learns how to use a number line. Now get searching!

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.

How many different ways can you add and subtract to make the number twelve? Find out with a fun "Fishing for Answers" math facts game!

Combine your math and geography skills to find the hidden location! Solve the addition problems and use the number key to discover the super secret location!

Who's hiding in the subtraction problems? Use your super subtraction skills to find out which colors to add to the drawing!

Can you find the equations hidden in these number stories? Have your little math sleuth write out each subtraction problem to go with the word problem.

Practice some merry math with these Christmas-themed word problems. Kids will use math skills to find the correct number of wreaths, carolers, and chocolates.

Practice solving simple subtraction problems with a fun game! You and your child can "fish for answers" to find all the ways to make the number thirteen.

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.