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.

Help your student learn the relationship between addition and subtraction. He'll practice finding the inverse equations of addition 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!