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计算.能简算的要简算.25×1.25×32(3.75+4.1+2.35)×9.812×(14+16-13)(20.2×0.4+7.88)÷4.2(15+14)÷73+71010÷[83-(513÷526+25)].

题目详情
计算.能简算的要简算.
25×1.25×32 (3.75+4.1+2.35)×9.8 12×(
1
4
+
1
6
-
1
3
(20.2×0.4+7.88)÷4.2
1
5
+
1
4
)÷
7
3
+
7
10
10÷[
8
3
-(
5
13
÷
5
26
+
2
5
)].
25×1.25×32 (3.75+4.1+2.35)×9.8 12×(
1
4
+
1
6
-
1
3
(20.2×0.4+7.88)÷4.2
1
5
+
1
4
)÷
7
3
+
7
10
10÷[
8
3
-(
5
13
÷
5
26
+
2
5
)].
25×1.25×32 (3.75+4.1+2.35)×9.8 12×(
1
4
+
1
6
-
1
3
25×1.25×32(3.75+4.1+2.35)×9.812×(
1
4
+
1
6
-
1
3
1
4
+
1
6
-
1
3
1
4
1144
1
6
-
1
3
1
6
1166
1
3
1
3
1133 (20.2×0.4+7.88)÷4.2 (
1
5
+
1
4
)÷
7
3
+
7
10
10÷[
8
3
-(
5
13
÷
5
26
+
2
5
)].
(20.2×0.4+7.88)÷4.2(
1
5
+
1
4
)÷
7
3
+
7
10
1
5
+
1
4
)÷
7
3
+
7
10
1
5
1155
1
4
)÷
7
3
+
7
10
1
4
1144
7
3
+
7
10
7
3
7733
7
10
7
10
77101010÷[
8
3
-(
5
13
÷
5
26
+
2
5
)].
8
3
-(
5
13
÷
5
26
+
2
5
)].
8
3
8833
5
13
÷
5
26
+
2
5
)].
5
13
551313
5
26
+
2
5
)].
5
26
552626
2
5
)].
2
5
2255
▼优质解答
答案和解析
(1)25×1.25×32,=(25×4)×(1.25×8),=100×10,=1000;(2)(3.75+4.1+2.35)×9.8,=[(3.75+2.35)+4.1]×9.8,=[6.1+4.1]]×9.8,=(10+0.2)×(10-0.2),=100-0.04,=99.96;(3)12×(14+16-13)...