The fifth page of this series takes things up a notch for your child, whether she's building addition and subtraction facts fluency or just practicing.

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

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

Math is made fun in this addition coloring page! Your first grader can review his math facts while he colors the hot air balloons.

This cute all-in-one worksheet boosts your kid's addition skills and reading comprehension ability.

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Get more practice adding two-digit numbers on open number lines with this inviting addition worksheet!

Practice using place value charts to find sums with this addition worksheet for first and second graders!

Tackle two-digit addition with place value charts in this helpful worksheet!

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

Practice adding tens on an open number line with this first-grade math worksheet!

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

Get more practice adding tens on an open number line with this first-grade math worksheet!

Get even more practice adding tens on an open number line with this first-grade math worksheet!