The Thanksgiving holiday brings turkey, stuffing, family...and subtraction? Here's a great way to get your first grader to practice subtraction over the break.

Children practice subtraction within 20 in this fall-themed math worksheet.

Children practice subtraction within 20 in this fall-themed math worksheet.

Children practice subtraction within 20 in this fall-themed math worksheet.

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!