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

Double-digit addition problems are fun to solve in this second grade math worksheet that doubles as a coloring page. Don't forget to carry that one!

This second grade math worksheet doubles as a coloring page. Children practice two-digit addition with carrying and get to color when they're done!

Want a fun way to boost your second grader's addition skills and ability to follow directions? This "flowerful" worksheet is sure to fit the bill.

Use your knowledge of place value to solve addition problems with this first- and second-grade worksheet!

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

Can your child use her addition and subtraction knowledge to put the numbers where they need to go?