Get ready for some merry math practice this Christmas! Santa has left lots of colorful presents filled with simple addition facts.

Add some color to these Christmas presents in this color-by-number mental math worksheet. Kids will exercise addition and subtraction skills.

Ho ho ho! Santa's left lots of colorful presents filled with Christmas addition problems for your child to solve.

Santa has left lots of colorful presents filled with addition facts for your first grader to practice!

Ho ho ho! Santa has left lots of colorful presents filled with addition facts for your first grader to practice.

Merry Christmas! To help your child stay sharp during the holiday, Santa has left lots of colorful presents filled with addition facts for your child to solve.