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

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 07:35:18
(5/9+1/36)*9+3/4 (5/12+1/6)/(2/5*7/8) 7.6/13+5.4*1/13 5/6/{(0.5-3/16)*8/9}简便计算

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

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