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(2007•东城区)56-47=10-0.27=5-2.5=6.3+0.7=6÷0.5=8.4÷4.2=2.5×4=1−23=13+12=14+34=83÷83=9÷10=56−23=45−12=59×18=12×12=213×2=0÷56=89÷4=526×13=6÷27=12×23=56×25=23×34=
题目详情
(2007•东城区)
56-47= 10-0.27= 5-2.5= 6.3+0.7= 6÷0.5= 56-47= 10-0.27= 5-2.5= 6.3+0.7= 6÷0.5= 8.4÷4.2= 2.5×4= 1−
=
+
=
+
= 8.4÷4.2= 2.5×4= 1−
= 1−
=
2 2 3 3
+
=
+
=
1 1 3 3
1 1 2 2
+
=
+
=
1 1 4 4
3 3 4 4
÷
= 9÷10=
−
=
−
=
×18=
÷
=
÷
=
8 8 3 3
8 8 3 3 9÷10=
−
=
−
=
5 5 6 6
2 2 3 3
−
=
−
=
4 4 5 5
1 1 2 2
×18=
×18=
5 5 9 9
×
=
×2= 0÷
=
÷4=
×13=
×
=
×
=
1 1 2 2
1 1 2 2
×2=
×2=
2 2 13 13 0÷
= 0÷
=
5 5 6 6
÷4=
÷4=
8 8 9 9
×13=
×13=
5 5 26 26 6÷
= 12×
=
×
=
×
=
÷
= 6÷
= 6÷
=
2 2 7 7 12×
= 12×
=
2 2 3 3
×
=
×
=
5 5 6 6
2 2 5 5
×
=
×
=
2 2 3 3
3 3 4 4
÷
=
÷
=
4 4 5 5
1 1 5 5 1÷
=
×
= 5÷
=
÷
=
÷
= 1÷
= 1÷
=
1 1 8 8
×
=
×
=
4 4 7 7
7 7 8 8 5÷
= 5÷
=
5 5 6 6
÷
=
÷
=
1 1 4 4
1 1 3 3
÷
=
÷
=
6 6 7 7
3 3 14 14
56-47= | 10-0.27= | 5-2.5= | 6.3+0.7= | 6÷0.5= | ||||||||||||||||
8.4÷4.2= | 2.5×4= | 1−
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| 9÷10= |
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6÷
| 12×
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1÷
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| 5÷
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56-47= | 10-0.27= | 5-2.5= | 6.3+0.7= | 6÷0.5= | ||||||||||||||||
8.4÷4.2= | 2.5×4= | 1−
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| 9÷10= |
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| 0÷
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6÷
| 12×
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1÷
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▼优质解答
答案和解析
56-47=9, 10-0.27=9.73, 5-2.5=2.5, 6.3+0.7=7, 6÷0.5=12, 56-47=9, 56-47=9, 10-0.27=9.73, 10-0.27=9.73, 5-2.5=2.5, 5-2.5=2.5, 6.3+0.7=7, 6.3+0.7=7, 6÷0.5=12, 6÷0.5=12, 8.4÷4.2=2, 2.5×4=10, 1−
=
,
+
=
,
+
=1, 8.4÷4.2=2, 8.4÷4.2=2, 2.5×4=10, 2.5×4=10, 1−
=
, 1−
=
,1−
2 2 23 3 3=
,
1 1 13 3 3,
+
=
,
+
=
,
1 1 13 3 3+
1 1 12 2 2=
,
5 5 56 6 6,
+
=1,
+
=1,
1 1 14 4 4+
3 3 34 4 4=1,
÷
=1, 9÷10=0.9,
−
=
,
−
=
,
×18=10,
÷
=1,
÷
=1,
8 8 83 3 3÷
8 8 83 3 3=1, 9÷10=0.9, 9÷10=0.9,
−
=
,
−
=
,
5 5 56 6 6−
2 2 23 3 3=
,
1 1 16 6 6,
−
=
,
−
=
,
4 4 45 5 5−
1 1 12 2 2=
,
3 3 310 10 10,
×18=10,
×18=10,
5 5 59 9 9×18=10,
×
=
,
×2=
, 0÷
=0,
÷4=
,
×13=
,
×
=
,
×
=
,
1 1 12 2 2×
1 1 12 2 2=
,
1 1 14 4 4,
×2=
,
×2=
,
2 2 213 13 13×2=
,
4 4 413 13 13, 0÷
=0, 0÷
=0,0÷
5 5 56 6 6=0,
÷4=
,
÷4=
,
8 8 89 9 9÷4=
,
2 2 29 9 9,
×13=
,
×13=
,
5 5 526 26 26×13=
,
5 5 52 2 2, 6÷
=21, 12×
=8,
×
=
,
×
6÷
=21, 6÷
=21,6÷
2 2 27 7 7=21, 12×
=8, 12×
=8,12×
2 2 23 3 3=8,
×
=
,
×
=
,
5 5 56 6 6×
2 2 25 5 5=
,
1 1 13 3 3,
×
×
2 2 23 3 3×
问题解析 问题解析
根据运算的法则直接求解,小数计算注意小数的位数,分数的计算注意把结果化成最简分数. 根据运算的法则直接求解,小数计算注意小数的位数,分数的计算注意把结果化成最简分数.
名师点评 名师点评
本题考点: 本题考点:
整数的加法和减法;分数的加法和减法;分数乘法;分数除法;小数的加法和减法;小数乘法;小数除法. 整数的加法和减法;分数的加法和减法;分数乘法;分数除法;小数的加法和减法;小数乘法;小数除法.
考点点评: 考点点评:
完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案. 完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案.
var userCity = "\u4e50\u5c71",
userProvince = "\u56db\u5ddd",
zuowenSmall = "0";
56-47=9, | 10-0.27=9.73, | 5-2.5=2.5, | 6.3+0.7=7, | 6÷0.5=12, | ||||||||||||||||||||
8.4÷4.2=2, | 2.5×4=10, | 1−
|
|
| ||||||||||||||||||||
| 9÷10=0.9, |
|
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| ||||||||||||||||||||
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| 0÷
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6÷
| 12×
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作业帮用户
2017-09-22
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作业帮用户作业帮用户
2017-09-222017-09-22
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- 问题解析
- 根据运算的法则直接求解,小数计算注意小数的位数,分数的计算注意把结果化成最简分数.
- 名师点评
-
- 本题考点:
- 整数的加法和减法;分数的加法和减法;分数乘法;分数除法;小数的加法和减法;小数乘法;小数除法.
-
- 考点点评:
- 完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案.
- 本题考点:
- 整数的加法和减法;分数的加法和减法;分数乘法;分数除法;小数的加法和减法;小数乘法;小数除法.
- 本题考点:
- 整数的加法和减法;分数的加法和减法;分数乘法;分数除法;小数的加法和减法;小数乘法;小数除法.
- 考点点评:
- 完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案.
- 考点点评:
- 完成本题要根据运算法则认真分析式中数据,然后快速准确得出答案.
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