Number bonds are a great way for your kids to explore the relationship between addition and subtraction. By filling in the missing numbers, students get experience with fact families.

Pick pumpkins with equivalent expressions in this first- and second-grade worksheet!

Get familiar with doubles fact families in this charming first-grade worksheet!

Have your first and second graders try to crack the code and solve the puzzle, one number box at a time!

Help students make the connection between addition and subtraction with this appealing worksheet!