题目内容

计算下面各题(能简算的要简算):
7
16
-
1
4
)÷
1
3
101×82 1.56÷0.3×0.16 125×0.32×25.
(1)(
7
16
-
1
4
)÷
1
3

=
3
16
÷
1
3

=
9
16


(2)101×82,
=(100+1)×82,
=100×82+1×82,
=8200+82,
=8282;

(3)1.56÷0.3×0.16,
=5.2×0.16,
=0.832;

(4)125×0.32×25,
=125×0.8×0.4×25,
=(125×0.8)×(0.4×25),
=100×10,
=1000.
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