知识点挑题 - 小学数学 - 优优班--学霸训练营

1．我是口算小神童．
60×8= 0×36= 210×4= 87-30= 212×3= 304×2=
400×6=
7
9
-
4
9
= 1-
6
7
=
6
8
-
2
8
=
3
8
+
4
8
=

难度：较易

解析收藏试题篮
2．直接写出得数．
4
5
-
2
3
= 1÷10%=
2
5
×
1
8
= 0.25+0.75×0=
1
7
×3.5= 10-
5
6
=
1
5
-0.1= 14-
5
7
-
2
7
=

难度：较易

解析收藏试题篮
3．一根钢材长
4
5
米，如果用去一部分后还剩
2
3
，还剩米；如果用去
1
2
米，还剩米．

难度：较易

解析收藏试题篮
4．直接写得数：
1-0.37= 1.62+0.38= 14-1.4= 42×5÷42×5= 0.08×1000=
93÷1000= 32×125= 16.8-4.12-5.88= 58×46-48×46=
45
78
-
28
78
=

难度：较易

解析收藏试题篮
5．直接写得数．
4
9
+
2
9
=
9
13
-
4
13
= 1+
5
12
=
1
2
+
1
3
=
1
3
-
1
4
=
1
3
+
1
5
=
3
16
+
1
2
= 0.625-
3
8
= 1-
3
8
-
1
8
= 1
2
3
+
1
9
=

难度：较易

解析收藏试题篮
6．口算
1
3
+
1
4
= 101÷100= 10-
2
5
=
2.4×0.5=
7
8
×56= 3÷
3
5
=

难度：较易

解析收藏试题篮
7．直接写出得数．
5
12
×3= 8÷
4
7
=
1
6
÷
1
6
=
4
5
×
5
8
=
0.6÷
3
5
= 4-3
3
5
=
4
3
-
1
3
×3=
3
4
÷
1
2
=

难度：较易

解析收藏试题篮
8． 4-
4
7
=
2
7
．．（判断对错）

难度：较易

解析收藏试题篮
9．我会计算
1
5
+
2
5
=
5
9
-
3
9
=
1
2
+
1
2
=
1
6
+
1
6
=
2
3
-
1
3
=
2
7
+
5
7
=
5
8
-
1
8
= 1-
2
3
=
3
5
-
3
5
=
6
9
-
3
9
=
1
4
+
3
4
=
2
7
+
3
7
=
4
6
-
3
6
= 1-
1
2
=
2
8
+
5
8
=
2
7
+
()
7
=
3
7

()
9
-
5
9
=
2
9

()
4
-
2
4
=
2
4
()
5
+
2
5
=1　　
()
8
+
()
8
=
7
8

难度：较易

解析收藏试题篮
10．直接写出得数
13.7+6.23=
3
5
-
2
7
= 5.6÷0.875= 3÷4+0.25=
3
8
×
4
9
= 5-5×
1
5
= (
3
20
-
3
20
)÷
3
32
=
7
15
×(
3
4
+25%)=

难度：较易

解析收藏试题篮

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