1) 3 + 3 + 3 + 3 + 3 = 15 a) 2 х 4 = 8 b) 3 х 5 = 15 c) 6 x 2 = 12 2) 2 + 2 + 2 + 2 = 8 a) 2 х 4 = 8 b) 3 х 5 = 15 c) 6 x 2 = 12 3) 6 + 6 = 12 a) 6 x 2 = 12 b) 3 х 5 = 15 c) 2 х 4 = 8

multiplication and repeated addition

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視覺風格

選項

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