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333又112分之111除以37×81分之56(简便计算) 6又54分之13)
人气:457 ℃ 时间:2019-10-11 12:48:11
解答
=[111×(3+1/112)]÷37×56/81
=(111÷37)×(3+1/112)×56/81
=3×(3+1/112)×56/81
=(3+1/112)×56/27
=3×56/27+1/(2×56)×56/27
=56/9+1/54
=6+2/9+1/54
=6+12/54+1/54
=6+13/54
=6又54分之13
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