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计算 (1718-34+16)÷13623÷8+13×18516×12×34×16916÷(

2022-08-14 02:59:51 问答库 阅读 200 次

问题详情

计算 (17

18

-3

4

+1

6

)÷1

36

2

3

÷8+1

3

×1

8

5

16

×12×3

4

×16

9

16

÷(3

8

+1

16

)

4

5

×5

6

+2

5

÷3

5

3

4

×40%+3

4

×60%

4

5

÷[(5

8

-1

2

)÷5

8

](5

6

-3

7

)×42.

参考答案

(1)(1718-34+16)÷136,
=(1718-34+16)×36,
=1718×36-34×36+16×36,
=34-27+6,
=7+6,
=13;

(2)23÷8+13×18,
=23×18+13×18,
=(23+13)×18,
=1×18,
=18;

(3)516×12×34×16,
=(516×16)×(34×12),
=5×9,
=45;

(4)916÷(38+116),
=916÷716,
=97;

(5)45×56+25÷35,
=23+23,
=43;

(6)34×40%+34×60%,
=34×(40%+60%),
=34×1,
=34;

(7)45÷[(58-12)÷58],
=45÷[18÷58],
=45÷15,
=4;

(8)(56-37)×42,
=56×42-37×42,
=35-18,
=17.

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