A-A+

计算(能简算的要简算).(1)(58+56)×425(2)15×8÷45(3)3564÷(1

2022-08-14 02:47:22 问答库 阅读 200 次

问题详情

计算(能简算的要简算).
(1)(5

8

+5

6

)×4

25

(2)1

5

×8÷4

5

(3)35

64

÷(1

8

+3

4

)

(4)18

25

÷0.6×2

3

(5)[1-(1

4

+3

8

)]÷1

4

(6)(2

6

+1

2

)÷7

6

参考答案

(1)(58+56)×425,
=58×425+56×425,
=110+430,
=730;

(2)15×8÷45,
=15×8×54,
=15×54×8,
=14×8,
=2;

(3)3564÷(18+34),
=3564÷78,
=58;

(4)1825÷0.6×23,
=65×23,
=45;

(5)[1-(14+38)]÷14,
=[1-58]÷14,
=38÷14,
=32;

(6)(26+12)÷76,
=56÷76,
=57.

考点: