Primary Number Problems

Every-day use to reinforce basic Addition and Subtraction Facts. With these 146 cards, comes a table that shows how you can group the cards when teaching a particular strategy for addition. Whether it is counting on from the largest number, using number bonds to ten, doubles facts, or decomposition strategies - e.g. 7 + 5 = 7 + 3 (to make 10) and 2 more make 12.