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口算

34+47+69=

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科目:小学数学 来源: 题型:

(2011?昆明模拟)
口算.
1
2
5
÷0.5=
1
1
2
-1
1
2
÷1
1
2
=
1.25×
3
4
×8=
4
7
×5.6=
1
5
÷5×
1
5
×5=
4
1
2
×0×4
1
2
=
120×(
1
15
+
1
12
)=
3
7
+0.29+
4
7
=
3
1
5
-
2
9
-
7
9
=
3
4
-
2
5
)×20=

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科目:小学数学 来源: 题型:

口算
1
4
×
1
3
=
4
7
÷2
=
1
2
÷
1
2
=
10÷
5
6
=
2
3
×
3
4
=
9
10
÷
1
5
=
1
6
÷6
=
8
9
÷4
=
15×
4
5
=
15÷
1
3
=
3
4
×
2
9
=
2
3
÷
1
2
=
2
5
×
1
2
=
1
2
÷
1
4
=
1
2
×
1
4
=
4
5
÷
1
5
=
3
7
×14
=
1
4
÷
1
2
=
1
2
-
1
4
=
4
9
×
3
4
=
5
8
×
2
5
=
1
6
÷
2
3
=
1
2
+
1
4
=
3
5
÷1
=
7
15
×5
=
3
4
=
1
2
÷
1
4
=
3
5
=
3
4
×12
=
1
5
÷
2
3
=
7
9
×
3
7
=
1-
3
5
=
18×
5
6
=
7
5
=
1
3
+
1
6
=
1+
3
5
=
2
9
×
1
4
=
8
3
÷2
=
3
5
÷
2
5
=
5
9
÷3
=
5
6
×
3
10
=
2
5
÷
1
2
=
1
4
=
3
4
=
30×
1
3
=
4
5
÷2
=
5
24
÷
5
6
=
5
8
×
1
2
×0
=
1
3
×
3
11
=
1
4
=
9
10
÷
3
5
=
1
3
÷
1
2
=
9
11
=
2
5
÷
1
5
=
1
3
÷
1
3
=
2
9
÷
1
2
=
5
6
×
6
5
=
1
5
÷
1
3
=
5
12
=
1
2
÷
1
2
=

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科目:小学数学 来源: 题型:

口算
34+4=
49-6= 98-80= 30+53=
27+29= 65-56= 80-79= 47-4=
56+44= 84-7= 53-3= 3l+5=

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科目:小学数学 来源:数学教研室 题型:039

口算.

(1)4768=

(2)8157=

(3)3489=

(4)5078=

(5)6469=

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科目:小学数学 来源: 题型:039

口算.

(1)4768=

(2)8157=

(3)3489=

(4)5078=

(5)6469=

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