Number bonds, part part whole models, or fact families are an effective way to improve flexibility with numbers and number sense for first grade students. Increase your students' addition and subtraction fact fluency with these flashcards for number bonds within 10.These cards can be printed 2-sided, laminated, and cut to create quick practice activities for your students. Have students time each other in centers, set up fluency grids, or use as a quick progress monitoring tool. You will get 152 cards total. 40 cards show number bonds within 5.112 cards show number bonds within 6-10. Each card has one missing part or whole. If you found this resource helpful, please leave a review to earn credits toward future TPT purchases!