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!

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

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.

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