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试题篮 ( 0 )
难度: 0.81
直接写出得数
1÷
1
50
=
5
7
+
2
7
=
3
5
÷
1
3
=
6
7
÷
5
7
=
5
6
×
8
15
=
3
4
+0.8=
1
50
÷1=
3
5
×
1
3
=
1
4
+
1
6
=
1
4
-
1
6
=		24÷
3
8
=
1
6
÷
5
9
=
难度: 0.03
直接写得数
1
3
÷
1
12
=
4
7
÷12=
8
9
÷
3
7
=		1÷
3
4
=
5÷
10
11
=
11
14
÷21=
5
8
÷
5
6
=
9
10
÷
3
5
=
8
9
÷
8
3
=
3
10
÷
10
3
=
1
5
×
5
8
=
1
3
-
1
4
=
难度: 0.79
口算
1
4
-
1
5
=
4
9
+
1
9
=
9
4
×
1
27
=
7
10
÷7=
难度: 0.78
直接写出得数
3
4
+
1
2
=
1
3
-
1
4
=
12×
3
4
=
2
7
×14=
20÷
4
9
=
2
3
×
7
8
=		0×
2
13
=
2
5
÷
3
2
=
1
2
÷
2
3
×12=		14×
5
7
÷14×
5
7
=
难度: 0.98
一根木料长
4
5
米，若用去
1
2
米，还剩______米．若用去
1
2
，还剩______米．
难度: 0.62
计算：
2
3
-
3
5
=______．
难度: 0.75
1
3
-
1
4
=
1
8
÷
1
6
=		1-
3
5
×
1
3
=
2
7
×
2
7
÷
2
7
×
2
7
=		0.25÷
3
4
=
5
8
+
1
6
+
5
8
=
2
3
×
4
5
÷
2
5
=		1.05×4=268÷14×0=
(
1
5
+
1
3
-
1
6
)×30=		306-16=5.1+0.09=
难度: 0.17
直接写得数．
4÷40%=
3
10
×
5
6
=		20×5.5=(
1
4
+
1
8
)×4=
1
3
-
1
4
=		2.9+3.4=0.1÷0.01=6-
8
15
-
7
15
=
6
7
÷3=		6×
2
3
=
1
2
÷
1
8
=		1÷
1
3
-
1
3
÷1=
难度: 0.56
看谁算得又对又快
130×7=23+12=0.32+3.2=47×7÷47×7=
3
4
-
1
3
=
3
8
÷
5
8
=
1
3
÷
3
5
=
3
8
×
5
8
=
64÷0.4=
1
9
÷
8
9
×9=
5
7
-
5
7
×0=		12×(
2
3
+
1
4
)=
13
24
÷
1
6
=
2
3
：
3
4
=		0.1÷0.01=
1
3
×3÷3=
难度: 0.14
直接写出得数．
1
3
-
1
4
=		0.7-0.62=12÷25=
8
11
×
5
8
=
10÷
5
7
=
3
4
+
1
4
×0=		13÷
1
13
×
1
13
=		10÷
1
10
=