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!

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.

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

Have a happy Valentine's Day with this combination math and color-by-number worksheet. Your kid will use mental math skills to color in the pictured chocolates.

Get your child to work his mental math skills this Valentine's Day with this chocolate-filled worksheet.

Solve math problems, and eat chocolate, in a Valentine's Day mental math worksheet. Kids will find solutions to math problems, and color chocolates by number.

Have some math and coloring practice with your chocolates in this Valentine's Day mental math worksheet. Your kid will solve addition and subtraction problems.

This combination color-by-number math worksheet will get your kid practicing mental math. Kids will color Valentine's Day chocolates by number.

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 simple subtraction equations for your child to practice and start memorizing.

Happy Valentine's Day! Your first grader will color all the candies in this heart-shaped box while solving some sweet math problems.

Do some mental math with your young valentine in this combination math and color-by-number worksheet. Kids will solve simple addition and subtraction problems.