Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

First and second graders will LOVE finding the missing numbers in this adorable Valentine’s Day math puzzle!

Build a chocolate box while practicing addition in this Valentine’s Day worksheet for first and second graders!

Prepare your first grader for Valentine's Day with these sweet math problems to help her review her addition math facts.

Prepare your first grader for Valentine's Day with these sweet math problems to help her review her subtraction math facts.

Little love-bugs can have a blast solving these Valentine's Day subtraction problems! Build basic math skills with this practice sheet.

Little math learners can have a blast solving these Valentine's Day addition problems! Build basic math skills with this practice sheet.

Put a little love into math practice with these sweet Valentine's Day subtraction problems. Your first grader can start memorizing math facts.

Put a little love into math practice with these sweet Valentine's Day addition problems, where your first grader can review his math facts.

Celebrate Valentine's Day while reviewing math facts! Your little one can solve these addition problems, and soon he'll be able to memorizing them.

Celebrate Valentine's Day while reviewing subtraction math facts! Your little love-bug can practice memorizing these simple subtraction problems.

Build basic math skills with this practice sheet, full of one-digit addition equations for your child to practice and start memorizing.

Build basic math skills with this practice sheet, full of simple subtraction equations for your child to practice and start memorizing.