小学四年级下册口算题.doc

文档介绍：四年级下册口算题——乘法
15X3=
15X30=
150X3=
150X
3 0 =
15X300=
3X150=
25X4=
45X20=
50X40=
250X
4 =
12 5X4 =
125X8=
21X4=
21 X40=
210X4=
60X
90 =
6 0 0 X 8 =
6 0 X 5 0 =
43X2 =
20X 34 =
3 X 230 =
1 2 X
40 =
7 0 X 2 0 =
3X900=
60X90=
12X7=
12X70=
120X
7 0 =
800X90=
40X200=
35 X 20 =
25 X 20 =
500 X 30 =
1 8 X
5 =
25 X 4 =
350 X 20 =
14X5 =
1 40X 50 =
28 X 30 =
30X
20 =
4 0 X 40 =
1 40 X 2 0 =
11X60 =
13X30 =
1 30 X 30 =
50 X
4 0 =
40X200=
50X600=
30X310 =
70 X 8 =
410 X 20 =
20 X
1 0 =
16X100=
200X70=
50 X 200 =
32 X 30 =
1 3 X 300 =
40 X
1 0 X 460 =
120X3 =
20 X 500 =
70 X
20 =
2 5 0 X 4 =
1 2 0 X 5 0 =
15X30 =
25 X 30 =
250X 3 =
150X
4 0 =
2 5 X 3 0 0 =
30X150=
25 X 40 =
45 X 200 =
70 X 40 =
1 50 X
4 =
12 5X8 =
12 5X4 =
210X4 =
200 X 40 =
310X3 =
80 X
90 =
6 00 X 7 =
6 00 X 5 0 =
43 X20 =
20X35 =
3X210 =
120X
6 0 =
700X20=
30X240=
600X 90=
12X8 =
1 20X 60=
500X
7 0 =
80X100=
90X200=
350 X 20 =
450 X 20 =
500 X 20 =
1 6 X
50 =
4 5X4 =
350 X 1 0 =
140X5 =
14X30=
26X30=
60X
2 0 0 =
340X20=
180X50=
110X60 =
1 1 X 300 =
230 X 30 =
550 X
4 =
440X20=
50X800=
20 X 320 =
700 X 8 =
450 X 20 =
200X
1 0 =
17X100=
500X70=
60 X 200 =
34 X 30 =
1 9 X 300 =
80X
8 0 0 =
12 2X4 =
7
0X900=
10X1 00 =
1 2 X 300 =
50 X 500 =
700 X
6 0 =
125X8=
1
6 0 X 5 0 =
50 X 200 =
32 X 30 =
1 3 X 300 =
40 X
8 0 0 =
1 2 1 X 4 =
6
0X900=
1 00X46 =
220X 3 =
60X 500 =
700X
2 0 =
15 0X4 =
2
20X40=
25X30=
250X30=
250X3 =
450X
2 0 =
7 5 X 2 0 =
3
0X150=
45 X 200 =
1 5 X 600 =
700 X 40 =
1 50X
2 0 0 =
2 5X8 =
2 5 X 4 0 =
310X20 =
200 X 50 =
110X9 =
800 X
3 0 =
600X7=
6
00X30=
430 X 20 =
300 X 25 =
3X310 =
120X
7 0 =
600X70
二
8
0X200=
四年级下册口算题-
—混合运算
8 0
： 2 +
1 0
0
• 4-
5 二
45
- 2
0 X
3 4-
4
二
2 4
0 4-
6 一
2
X