Help students make sense of numerical expressions by having them write out the numerical representations.

Does your child ever wonder where to put the numbers she carries over in addition problems? He'll wonder no more with this helpful worksheet!

This math worksheet tests your child's addition and riddle-solving skills. Find out the answer to the riddle, "Which month has 28 days?"

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

Children develop their logic and reasoning skills as they answer a series of five word problems in this math worksheet.

Why is 2+2=5 like your left foot? ...Itâs not right! Find more riddles with this awesome worksheetâa perfect combination of math practice and brain teasers.

Hop, skip, and jump using compensation in this second- and third-grade addition worksheet!

Practice using place value to solve addition problems with this math worksheet!

Use a visual model to solve these two-digit addition problems!

Create models of addition problems with this compensation worksheet for second and third graders!

Color your way to commutative confidence with this creative worksheet!

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Test your talent in two-digit addition with this colorful math worksheet!

Use your addition expertise to find the missing digits in each equation with this second- and third-grade worksheet!

This underwater-themed worksheet is a playful way for learners to practice solving multi-step word problems.

Test your addition skills with this helpful hundred chart worksheet!

Master two-digit addition with these hundred chart problems!

Put your addition skills to the test with these puzzle boxes for second and third graders!

Put your addition skills to the test with these puzzle boxes for second and third graders!