Ask your second grader to decipher the name of the sixth planet from the sun by matching letters to number answers of these double-digit subtraction problems.

Explore using open number lines to write subtraction equations with this second-grade math worksheet!

Explore properties of operations while writing subtraction equations with this second-grade math worksheet!

Get more practice using open number lines to write subtraction equations with this second-grade math worksheet!

This colorful worksheet will boost your second grader's subtraction skills and mental math ability as it provides her with a quick lesson in planetary science!