How many shells did Sally sell by the seashore? Get your student in gear for math with this addition worksheet.

Kids use details from the word problems on this third grade math worksheet to construct and solve addition problems with two or three two-digit addends.

Improve those skills! Practice three-digit addition with these twelve problems.

Addition will probably be the most basic and most constant use of math for any kid or adult. This worksheet will give your child lots of practice with it.

Students will practice adding and subtracting decimals, before applying the same skills to solve two-step word problems.

Give students practice adding three-digit numbers within 1,000! 

Practice place value, rounding and addition, all in one worksheet! Your child will learn to add up estimated sums quickly in his head.

Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Practice adding two-digit numbers with this compensation worksheet for second and third graders!

Get in spirit of April Fools' Day with this set of wacky word problems! Follow Ryan on his very odd day, where things don't seem to add up.

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

Use Election Night to teach your child about politics and government, and have them add up the electoral votes each presidential candidate earns throughout the night.

In this worksheet, children use number lines to practice adding and subtracting decimals to the tenths and hundredths place.

Use this resource to assess students’ abilities to solve a variety of word problems.

Children solve a series of problems to trace a path from start to finish in this fun math puzzle worksheet.

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

Sharpen your mental math skills with this second- and third-grade compensation worksheet! 

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

Add a fun twist to math practice with these second- and third-grade addition puzzles!

Make two-digit addition easier with this inviting worksheet!

Master two-digit addition with these hundred chart problems!

Students will add and subtract decimals to solve increasingly challenging word problems.

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

Test your addition skills with this helpful hundred chart worksheet!

Test your skills with addition in this essential compensation worksheet!

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

Jump forward and backward on a number line to solve addition problems in this engaging worksheet!