1) 3 groups of 4 a) b) 2) 2 groups of 4 a) b) 3) 4 groups of 4 a) b) 4) 3 groups of 3 a) b) 5) 5 groups of 4 a) b) 6) 2 groups of 5 a) b) 7) 3 groups of 5 a) b) 8) 6 groups of 4 a) b) 9) 5 groups of 3 a) b)

Groups of: multiplication

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