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计算题:(5/6+3/8)x48递等式计算8/17除以23+1/23x9/17是分数那些/(5/9-1/2x1/3)除以5/6

题目详情
计算题:(5/6+3/8)x48 递等式计算
8/17除以23+1/23x9/17 是分数那些/ (5/9-1/2x1/3)除以5/6
▼优质解答
答案和解析
:(5/6+3/8)x48
=5/6*48+3/8*48
=40+18
=58
8/17除以23+1/23x9/17
=8/17×1/23+1/23×9/17
=1/23×(8/17+9/17)
=1/23
(5/9-1/2x1/3)除以5/6
=(5/9-1/6)×6/5
=5/9×6/5-1/6×6/5
=6/9-1/5
=10/15-3/15
=7/15