(5⼀9+1⼀36)*9+3⼀4 (5⼀12+1⼀6)⼀(2⼀5*7⼀8) 7.6⼀13+5.4*1⼀13 5⼀6⼀{(0.5-3⼀16)*8⼀9}简便计算

2024年11月05日 09:38
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网友(1):

(5/9+1/36)*9+3/4
=5/9*9+1/36*9+3/4
=5+(1/4+3/4)
=5+1
=6

(5/12+1/6)/(2/5*7/8)
=7/12÷7/8÷2/5
=2/3÷2/5
=5/3

7.6/13+5.4*1/13
=(7.6+5.4)*1/13
=13*1/13
=1

5/6/{(0.5-3/16)*8/9}
=5/6÷{5/16*8/9}
=5/6÷5/18
=3