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8÷32×(1-1/8)+3.6+12/13×61/123+6/13÷123怎么简便
题目详情
8÷【32×(1-1/8)+3.6】+12/13×61/123+6/13÷123 怎么简便
▼优质解答
答案和解析
8÷[32×(1-1/8)+3.6]
=8÷(32-4+3.6)
=8÷31.6
=20/79
12/13×61/123+6/13÷123
=12/13×61/123+6/13×1/123
=1/13×732/123+1/13×6/123
=1/13×(732/123+6/123)
=1/13×6
=6/13
=8÷(32-4+3.6)
=8÷31.6
=20/79
12/13×61/123+6/13÷123
=12/13×61/123+6/13×1/123
=1/13×732/123+1/13×6/123
=1/13×(732/123+6/123)
=1/13×6
=6/13
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