1. -4 × [(-10 × 8)] = [-4 × (-10)] × 8 = -320
2.13 × ( 10 - 7 ) = (13 × 10) - (13 × 7) = 91
3.-6 × ( 14 + 3) = [(-6) × 14] + [(-6) × 3] = -102
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Answers & Comments
1. -4 × [(-10 × 8)] = [-4 × (-10)] × 8 = -320
2.13 × ( 10 - 7 ) = (13 × 10) - (13 × 7) = 91
3.-6 × ( 14 + 3) = [(-6) × 14] + [(-6) × 3] = -102