12! half of 12 - 3x4, one quarter of 16 - 6, three quarters of 20 - 4, two thirds of 15 - 15, 32 + 20 - 10, 56 - 30 - 52, 30 shared by 6 - 26, one quarter of 400 - 5, three quarters of 200 - 100, Well done! - 150,

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