7 1⼀2*8 13⼀9*12.5*0.032+5.95⼀ 5⼀8-7.2+6.05*3 3⼀5的结果是多少

2025-01-21 00:57:58
推荐回答(2个)
回答1:

7又 1/2*8
=7.5*8
=60

13/9*12.5*0.032+5.95/ 5/8-7.2+6.05*3 又3/5
=13/9*(12.5*0.08)*0.4+1.19*8-7.2+6.05*3.6
=13/9*0.4+(9.52+21.78)
=26/45+21.3
=21又79/90

回答2:

7又 1/2*8
=7.5*8
=60

13/9*12.5*0.032+5.95/ 5/8-7.2+6.05*3 又3/5
=13/9*(12.5*0.08)*0.4+1.19*8-7.2+6.05*3.6
=13/9*0.4+(9.52+21.78)
=21又79/90

回答完毕