This value pack of flash cards includes 3 sets of 54 cards for teaching subtraction. Covers subtraction under 10, under 20 and under 100. Visual arrays are provided to help children see the mathematical relationships. Teaches fast, automatic recall. A perfect activity for independent or guided learning.
Cards also work with the Flashbot, sold separately.
Contains: 3 flashcard decks, 162 cards in total.
Pack size approximately: 20.5 x 9 cm