1) (-3/7 × 1/4) × (-4) = -5/28 × (-4) = 5/7
2) (-4 1/3 ×1,3) ×10/13 = -5 19/30 × 10/13 = - 4 1/3
3) (-5 6/7 × 3/13) × (-4 1/3) -1 32/91×(-4 1/3) = 5 6/7
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Answers & Comments
1) (-3/7 × 1/4) × (-4) = -5/28 × (-4) = 5/7
2) (-4 1/3 ×1,3) ×10/13 = -5 19/30 × 10/13 = - 4 1/3
3) (-5 6/7 × 3/13) × (-4 1/3) -1 32/91×(-4 1/3) = 5 6/7