早教吧作业答案频道 -->其他-->
计算下面各题,注意使用简便算法.910÷74+37×910(1415−59−15)×4567+79×32+563÷35−35÷36÷15÷35÷5[56−(25+13)]×57511×12÷511×1234÷8+34÷87815×79-715×79.
题目详情
计算下面各题,注意使用简便算法.
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3÷
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计算下面各题,注意使用简便算法.
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3÷
| 6÷
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|
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9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
14 |
15 |
5 |
9 |
1 |
5 |
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
9 |
10 |
14 |
15 |
5 |
9 |
1 |
5 |
14 |
15 |
5 |
9 |
1 |
5 |
14 |
15 |
5 |
9 |
1 |
5 |
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
3 |
5 |
3 |
5 |
1 |
5 |
3 |
5 |
5 |
6 |
2 |
5 |
1 |
3 |
5 |
7 |
3 |
5 |
3 |
5 |
3 |
5 |
3 |
5 |
3 |
5 |
3 |
5 |
1 |
5 |
3 |
5 |
1 |
5 |
3 |
5 |
1 |
5 |
3 |
5 |
5 |
6 |
2 |
5 |
1 |
3 |
5 |
7 |
5 |
6 |
2 |
5 |
1 |
3 |
5 |
7 |
5 |
6 |
2 |
5 |
1 |
3 |
5 |
7 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
3 |
4 |
3 |
4 |
8 |
7 |
8 |
15 |
7 |
9 |
7 |
15 |
7 |
9 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
5 |
11 |
1 |
2 |
3 |
4 |
3 |
4 |
8 |
7 |
3 |
4 |
3 |
4 |
8 |
7 |
3 |
4 |
3 |
4 |
8 |
7 |
3 |
4 |
8 |
7 |
8 |
15 |
7 |
9 |
7 |
15 |
7 |
9 |
8 |
15 |
7 |
9 |
7 |
15 |
7 |
9 |
8 |
15 |
7 |
9 |
7 |
15 |
7 |
9 |
7 |
15 |
7 |
9 |
▼优质解答
答案和解析
(1)
÷
+
×
=
×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10÷
+
×
=
×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
7 7 74 4 4+
×
=
×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
3 3 37 7 7×
=
×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10
=
×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10×
+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
4 4 47 7 7+
×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
3 3 37 7 7×
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10
=
×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10×(
+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
4 4 47 7 7+
)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
3 3 37 7 7)
=
;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
9 9 910 10 10;
(2)(
-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
14 14 1415 15 15-
-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
5 5 59 9 9-
)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
1 1 15 5 5)×45
=
×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
14 14 1415 15 15×45-
×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
5 5 59 9 9×45-
×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
1 1 15 5 5×45
=42-25-9
=17-9
=8;
(3)
+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
6 6 67 7 7+
×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
7 7 79 9 9×
+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
3 3 32 2 2+
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
5 5 56 6 6
=
+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
6 6 67 7 7+
+
=
+(
+
)
=
+2
=2
;
(4)3÷
7 7 76 6 6+
=
+(
+
)
=
+2
=2
;
(4)3÷
5 5 56 6 6
=
+(
+
)
=
+2
=2
;
(4)3÷
6 6 67 7 7+(
+
)
=
+2
=2
;
(4)3÷
7 7 76 6 6+
)
=
+2
=2
;
(4)3÷
5 5 56 6 6)
=
+2
=2
;
(4)3÷
6 6 67 7 7+2
=2
;
(4)3÷
6 6 67 7 7;
(4)3÷
举报
问题解析 问题解析
(1)根据乘法分配律进行简算;
(2)根据乘法分配律进行简算;
(3)先算乘法,再根据加法结合律进行简算;
(4)先算除法,再算减法;
(5)按照从左向右的顺序进行计算;
(6)先算加法,再算减法,最后算乘法;
(7)根据乘法交换律和结合律进行简算;
(8)根据乘法分配律进行简算;
(9)根据乘法分配律进行简算. (1)根据乘法分配律进行简算;
(2)根据乘法分配律进行简算;
(3)先算乘法,再根据加法结合律进行简算;
(4)先算除法,再算减法;
(5)按照从左向右的顺序进行计算;
(6)先算加法,再算减法,最后算乘法;
(7)根据乘法交换律和结合律进行简算;
(8)根据乘法分配律进行简算;
(9)根据乘法分配律进行简算.名师点评 名师点评
本题考点: 本题考点:
分数的四则混合运算;运算定律与简便运算. 分数的四则混合运算;运算定律与简便运算.
考点点评: 考点点评:
考查了运算定律与简便运算,四则混合运算.注意运算顺序和运算法则,灵活运用所学的运算定律简便计算. 考查了运算定律与简便运算,四则混合运算.注意运算顺序和运算法则,灵活运用所学的运算定律简便计算.
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9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
7 |
4 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
7 |
4 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
4 |
7 |
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
3 |
7 |
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
=
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
4 |
7 |
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
3 |
7 |
=
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
9 |
10 |
(2)(
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
14 |
15 |
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
5 |
9 |
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
1 |
5 |
=
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
14 |
15 |
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
5 |
9 |
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
1 |
5 |
=42-25-9
=17-9
=8;
(3)
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
6 |
7 |
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
7 |
9 |
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
3 |
2 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
7 |
6 |
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
5 |
6 |
=
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
6 |
7 |
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
7 |
6 |
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
5 |
6 |
=
6 |
7 |
=2
6 |
7 |
(4)3÷
6 |
7 |
=2
6 |
7 |
(4)3÷
6 |
7 |
(4)3÷
作业帮用户
2016-12-05
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作业帮用户作业帮用户
2016-12-052016-12-05
举报



- 问题解析
- (1)根据乘法分配律进行简算;
(2)根据乘法分配律进行简算;
(3)先算乘法,再根据加法结合律进行简算;
(4)先算除法,再算减法;
(5)按照从左向右的顺序进行计算;
(6)先算加法,再算减法,最后算乘法;
(7)根据乘法交换律和结合律进行简算;
(8)根据乘法分配律进行简算;
(9)根据乘法分配律进行简算.
(2)根据乘法分配律进行简算;
(3)先算乘法,再根据加法结合律进行简算;
(4)先算除法,再算减法;
(5)按照从左向右的顺序进行计算;
(6)先算加法,再算减法,最后算乘法;
(7)根据乘法交换律和结合律进行简算;
(8)根据乘法分配律进行简算;
(9)根据乘法分配律进行简算.
(2)根据乘法分配律进行简算;
(3)先算乘法,再根据加法结合律进行简算;
(4)先算除法,再算减法;
(5)按照从左向右的顺序进行计算;
(6)先算加法,再算减法,最后算乘法;
(7)根据乘法交换律和结合律进行简算;
(8)根据乘法分配律进行简算;
(9)根据乘法分配律进行简算.
- 名师点评
-
- 本题考点:
- 分数的四则混合运算;运算定律与简便运算.
-
- 考点点评:
- 考查了运算定律与简便运算,四则混合运算.注意运算顺序和运算法则,灵活运用所学的运算定律简便计算.
- 本题考点:
- 分数的四则混合运算;运算定律与简便运算.
- 本题考点:
- 分数的四则混合运算;运算定律与简便运算.
- 考点点评:
- 考查了运算定律与简便运算,四则混合运算.注意运算顺序和运算法则,灵活运用所学的运算定律简便计算.
- 考点点评:
- 考查了运算定律与简便运算,四则混合运算.注意运算顺序和运算法则,灵活运用所学的运算定律简便计算.






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