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计算下面各题.675-225÷15×453.5×2.6+5.4÷18(356-234)÷(27+1314)(3.86+2×3.86+3.86)×0.25.
题目详情
计算下面各题. 675-225÷15×45 | 3.5×2.6+5.4÷18 | ||||||||
(3
| (3.86+2×3.86+3.86)×0.25. |
计算下面各题. 675-225÷15×45 | 3.5×2.6+5.4÷18 | ||||||||
(3
| (3.86+2×3.86+3.86)×0.25. |
675-225÷15×45
675-225÷15×45
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▼优质解答
答案和解析
(1)675-225÷15×45,
=675-15×45,
=675-675,
=0;
(2)3.5×2.6+5.4÷18,
=9.1+0.3,
=9.4;
(3)(3
-2
)÷(
+
),
=
÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86. 3
5 5 56 6 6-2
)÷(
+
),
=
÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86. 2
3 3 34 4 4)÷(
+
),
=
÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
2 2 27 7 7+
),
=
÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
13 13 1314 14 14),
=
÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
13 13 1312 12 12÷
,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
17 17 1714 14 14,
=
;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
91 91 91102 102 102;
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
=675-15×45,
=675-675,
=0;
(2)3.5×2.6+5.4÷18,
=9.1+0.3,
=9.4;
(3)(3
5 |
6 |
3 |
4 |
2 |
7 |
13 |
14 |
=
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86. 3
5 |
6 |
3 |
4 |
2 |
7 |
13 |
14 |
=
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86. 2
3 |
4 |
2 |
7 |
13 |
14 |
=
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
2 |
7 |
13 |
14 |
=
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
13 |
14 |
=
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
13 |
12 |
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
17 |
14 |
=
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
91 |
102 |
(4)(3.86+2×3.86+3.86)×0.25,
=(3.86×4)×0.25,
=3.86×(4×0.25),
=3.86×1,
=3.86.
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