计算下面各题能简算的要简便计算.32÷(11.08-1.48)×0.8 11.1×3.58+11...
计算下面各题能简算的要简便计算.32÷(11.08-1.48)×0.811.1×3.58+11.1×5.421720-35+56335+711-35+411....
计算下面各题能简算的要简便计算.32÷(11.08-1.48)×0.8 11.1×3.58+11.1×5.421720-35+56335+711-35+411.
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(1)32÷(11.08-1.48)×0.8,
=32÷9.6×0.8,
=
×0.8,
=
;
(2)11.1×3.58+11.1×5.42,
=11.1×(3.58+5.42),
=11.1×9,
=99.9;
(3)
-
+
,
=
+
,
=
;
(4)3
+
-
+
,
=(3
-
)+(
+
),
=3+1,
=4.
=32÷9.6×0.8,
=
10 |
3 |
=
8 |
3 |
(2)11.1×3.58+11.1×5.42,
=11.1×(3.58+5.42),
=11.1×9,
=99.9;
(3)
17 |
20 |
3 |
5 |
5 |
6 |
=
1 |
4 |
5 |
6 |
=
13 |
12 |
(4)3
3 |
5 |
7 |
11 |
3 |
5 |
4 |
11 |
=(3
3 |
5 |
3 |
5 |
4 |
11 |
7 |
11 |
=3+1,
=4.
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