题目内容

1
8
×2=
5
6
×
1
3
=
3
4
×
4
9
=
2
3
×
3
10
=
5
8
×
2
5
=
7
6
×
3
7
=
6
11
×
4
5
=
2
3
×
1
9
=
1
8
×2=
1
4
5
6
×
1
3
=
5
18
3
4
×
4
9
=
1
3
2
3
×
3
10
=
1
5
5
8
×
2
5
=
1
4
7
6
×
3
7
=
1
2
6
11
×
4
5
=
24
55
2
3
×
1
9
=
2
27
练习册系列答案
相关题目
0.125×16 3.2×5.6-11.4 5.74×99+5.74
4.75+3.25×2.4+7.6 3.8×1.4+18.2÷0.7 4.8×0.25
4.7×10.2 7.63×99+7.63 9.4-1.2÷0.6+6.24
6.73+2.56+1.44+3.27 2.37×2.5×4 1.5×102
2400÷16÷0.5 2.8×3.2+3.2×7.2 3.76×0.25-0.49
0.25×4.78×4 0.65×201 1.2×2.5+0.8×2.5．
口算．
4
15
+
7
15
=
5
6
-
1
6
=
2
5
+
2
5
=
3
4
-
1
4
=
1
2
+
1
2
=
1
3
+
1
4
=
1
5
-
1
8
=		 2-
3
4
=		 1-
1
8
-
3
8
=
（2011?海口模拟）
直接写出得数．
40×0.25=		 1.25×0.8= 0.1÷0.01= 0.6+1.9=
3.5-2.25= 12.8÷4=
1
2
+
1
3
=
5
8
-
1
8
=
12×
5
6
=		 1÷
1
10
=
3
16
×
4
9
=
3
4
÷
1
4
=
3.6×2.7+18×0.56-1.8×10%÷l0%
12×
3
4
=		 2×
5
6
=		 1-
3
10
=
2
5
×
1
6
=
1
8
×5=		 42×
9
42
=
1
4
-
1
5
=
2
15
-
1
5
=
3
4
+
3
4
=
1
3
-
1
5
=

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