Use your addition and decoding skills to solve eight problems in this fun math puzzle!

Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Addition and subtraction practice can get a little repetitive, so mix it up with this funny under the sea worksheet.

By breaking down numbers, your third graders will learn to do fast addition!

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

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

Children practice adding integers and decimals to the thousandths place in this practice worksheet.

Make math practice a little less boring with an addition coloring page! Your first grader can do a few addition problems as he colors the balloons.

Get more practice performing addition within 100 using open number lines with this first-grade math worksheet!

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!

Children learn to identify and convert Roman numerals in this introductory worksheet.

Use open number lines to practice addition within 100 with this colorful math worksheet!

Practice addition within 100 using open number lines with this first-grade math worksheet!

Students use open number lines to help them write addition equations in this first-grade practice worksheet!

Practice three-digit addition with regrouping in this set of 36 problems.

Get more practice adding multiples of 10 on an open number line with this colorful worksheet!

Step up your place value skills with these engaging addition problems!

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

Get more practice adding multiples of 10 on an open number line with this vibrant worksheet!

Add multi-digit numbers with ease in this colorful second-grade math worksheet!

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

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