A-A+

能简算的要简算39.8÷2.5-112×3.6+5.5÷518-360%2010×20082

2022-08-14 02:22:52 问答库 阅读 200 次

问题详情

能简算的要简算
39.8÷2.5-11

2

×3.6+5.5÷5

18

-360%
2010×2008

2009


17

13

-(9

11

+16

39

×3

4

)
75÷[1

2

×(3

4

-1

3

)]
6.75÷5

12

+42.5×0.24.

参考答案

39.8÷2.5-112×3.6+5.5÷518-360%,
=15.92-5.5×3.6+5.5×3.6-3.6,
=15.92+(5.5×3.6-5.5×3.6)-3.6,
=15.92-3.6,
=12.32;
2010×20082009
=(2009+1)×20082009
=2009×20082009+1×20082009
=2008+20082009
=200820082009
1713-(911+1639×34),
=1713-(911+413),
=1713-413-911
=1-911
=211
6.75÷512+42.5×0.24,
=6.75×2.4+42.5×0.24,
=67.5×0.24+42.5×0.24,
=(67.5+42.5)×0.24,
=110×0.24,
=(100+10)×0.24,
=24+2.4,
=26.4.

考点: