Subtraction from 20
SKU: MB085
Played in pairs. Students take turns to pick up a card, read the number and subtract that number from twenty. The other player confirms the response using the answer card. 1 set for 4 players = 4 x 1-20 numeral cards, 2 instruction cards and 2 answer cards. CMIT LEVEL - EAS.3; Adapted from DENS
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