题目内容
怎样简便怎样算.
| 18.8-
| (1-
| ||||||||||||||||
24×(
| 58÷4+0.25×41+
|
|
=(
=1×
=
| ||||||||||||||||||
24×(
24×
=15+20, =35; |
2 |
3 |
1 |
3 |
=18.8-3.8-(
2 |
3 |
1 |
3 |
=15-1,
=14;
58÷4+0.25×41+
1 |
4 |
=58×
1 |
4 |
1 |
4 |
1 |
4 |
=(58+41+1)×
1 |
4 |
=100×
1 |
4 |
=25;
(1-
3 |
4 |
4 |
5 |
8 |
15 |
=(1-
3 |
5 |
8 |
15 |
=
2 |
5 |
15 |
8 |
=
3 |
4 |
1 |
12 |
7 |
15 |
8 |
15 |
=
1 |
12 |
7 |
15 |
8 |
15 |
=
1 |
12 |
=
1 |
12 |
1 |
3 |
=
1 |
36 |
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