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计算下列各题 能简算的要简算 1318×5.16+516%×518(89-13)÷(718×

2022-08-14 02:47:52 问答库 阅读 200 次

问题详情

计算下列各题,能简算的要简算

13

18

×5.16+516%×5

18

(8

9

-1

3

)÷(7

18

×2

3

)

9

10

×4

13

×13

18

47

6

+39

10

+13

6

+6.1

4

5

÷(1

5

+5

8

×4

7

)

1

8

×(0.65+7

20

)÷1

7

参考答案

(1)1318×5.16+516%×518,
=1318×5.16+5.16×518,
=5.16×(1318+518),
=5.16×1,
=5.16;

(2)(89-13)÷(718×23),
=59÷727,
=157;

(3)910×413×1318,
=910×(413×1318),
=910×29,
=15;

(4)476+3910+136+6.1,
=(476+136)+(6.1+3.9),
=10+10,
=20;

(5)45÷(15+58×47),
=45÷(15+514),
=45÷3970,
=5639;

(6)18×(0.65+720)÷17,
=18×1÷17,
=18×7,
=78.

考点: