题目内容

口算题．
3
4
×
1
2
=
1
3
×
3
5
=
5
63
×9=
9
17
×
18
37
×0=
1
3
+
1
2
=
1
50
×11=		5-
1
3
-
2
3
=
51
63
×9×7=
3
4
×
1
2
=
3
8
；
1
3
×
3
5
=
1
5
；
5
63
×9=
5
7
；
9
17
×
18
37
×0=0；
1
3
+
1
2
=
5
6
；
1
50
×11=
11
50
；		5-
1
3
-
2
3
=4；
51
63
×9×7=51．
练习册系列答案
相关题目
直接写出得数
3
4
×
2
3
=
1
8
×
2
5
=
5
6
×18=
4
5
÷8=
6÷
4
7
=
3
4
×
7
2
×
4
5
=
5
6
÷
1
2
=
3
10
÷
14
15
=
8
9
÷
4
7
÷
1
3
=		0.25+
3
4
=
1
2
-
1
4
=
5
14
÷
4
21
×
16
25
=
2
7
÷
8
21
=
3
14
×
7
8
=		8-4÷
4
7
=
5
6
-
1
2
=
7
18
÷14=		12×（
2
3
-
1
6
）=		5%×5=
1
5
+
2
7
+
4
5
+
3
7
=
3.75+
5
8
=		63%-27%=（1-20%）÷20%=0.4÷
2
5
=
4
9
×1.8=
4
9
×25%=
在横线上填上“＞”“＜”或“=”．
5
8
×
7
3
______
7
3

4
7
÷
5
6
______
4
7

2
9
÷6______
2
9
×
1
6

32%×
3
4
______
8
25
×
3
4

30×60%______30×1
9
12
÷
7
5
______
9
12
×
7
5
．
3
8
+
3
8
+
3
8
+
3
8
写成乘法算式是______，这是求______个______的和．
直接写出得数．
45×
3
5
=
7
12
×
3
14
=
1
2
+
2
5
=
9
14
×
14
15
×
5
9
=
5
6
×12=
4
11
×
11
4
=
3
4
-
1
8
=		0×
7
12
+
5
12
=
口算
5
9
×15=
3
5
×2=
1
4
×
4
5
=
1
9
×
3
7
=
5
6
÷
1
3
=
1
2
÷3=
5
7
÷5=
7
8
÷
1
2
=
5
8
×4=
5×4
8×4
=
5
8
．______．
甲数是30，乙数比甲数少
2
3
，乙数是______．
直接写出得数．
12×
3
4
=
1
2
+
3
4
=
4
5
÷8=
2
3
-
3
5
=

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