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用你喜欢的方法算:528×224.6÷4+7.4×1495.6×1.8+95.6×8.23.9+456+6.1+5160.15÷0.25+(14+13)(12+13+14)×0.243.5×2.7-52.2÷1818415-5.26-4.74
题目详情
用你喜欢的方法算:
| 4.6÷4+7.4×
| ||||||||||||||||
95.6×1.8+95.6×8.2 | 3.9+4
| ||||||||||||||||
0.15÷0.25+(
| (
| ||||||||||||||||
3.5×2.7-52.2÷18 | 18
| ||||||||||||||||
(2
| (25+
| ||||||||||||||||
| 9
|
▼优质解答
答案和解析
(1)
×22,
=
;
(2)4.6÷4+7.4×
,
=4.6×
+7.4×
,
=(4.6+7.4)×
,
=12×
,
=3;
(3)95.6×1.8+95.6×8.2,
=95.6×(1.8+8.2),
=95.6×10,
=956;
(4)3.9+4
+6.1+5
,
=(3.9+6.1)+(4
+5
),
=10+10,
=20;
(5)0.15÷0.25+(
+
)
=
+
,
=
;
(6)(
+
+
)×0.24
=
×0.24+
×0.24+
×0.24,
=0.12+0.08+0.06,
=0.26;
(7)3.5×2.7-52.2÷18,
=9.45-2.9,
=6.55;
(8)18
-5.26-4.74,
=18
-(5.26+4.74),
=18
-10,
=8
;
(9)(2
+1
)÷(6-5
5 |
28 |
=
55 |
14 |
(2)4.6÷4+7.4×
1 |
4 |
=4.6×
1 |
4 |
1 |
4 |
=(4.6+7.4)×
1 |
4 |
=12×
1 |
4 |
=3;
(3)95.6×1.8+95.6×8.2,
=95.6×(1.8+8.2),
=95.6×10,
=956;
(4)3.9+4
5 |
6 |
1 |
6 |
=(3.9+6.1)+(4
5 |
6 |
1 |
6 |
=10+10,
=20;
(5)0.15÷0.25+(
1 |
4 |
1 |
3 |
=
3 |
5 |
7 |
12 |
=
71 |
60 |
(6)(
1 |
2 |
1 |
3 |
1 |
4 |
=
1 |
2 |
1 |
3 |
1 |
4 |
=0.12+0.08+0.06,
=0.26;
(7)3.5×2.7-52.2÷18,
=9.45-2.9,
=6.55;
(8)18
4 |
15 |
=18
4 |
15 |
=18
4 |
15 |
=8
4 |
15 |
(9)(2
2 |
3 |
1 |
4 |
1 |
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