Worksheets四年级数学练习 16
Total questions: 15
Worksheet time: 45mins
Name
Class
Date
1.
2.3 x 10 =
a)
0.23
b)
2.3
c)
23
d)
230
2.
2.45 x 100 =
a)
245
b)
24.5
c)
2.45
d)
0.245
3.
0.245 x 10 =
a)
24.5
b)
245
c)
2450
d)
2.45
4.
34.5 x 100 =
a)
34500
b)
3450
c)
345
d)
3.45
5.
以下哪项是正确的？
a)
9.367 x 10 = 936.7
b)
0.588 x 1000 = 588
c)
4.38 x 1000 = 438
d)
0.779 x 100 = 7.79
6.
5.83 x 9 =
a)
5247
b)
45.47
c)
52.47
d)
53.47
7.
38 x 26 =
(a)
8.
1457 x 25 =
(a)
9.
9 x 7 =
(a)
10.
12 x 420 =
(a)
11.
147 x 23 =
(a)
12.
42 + A = 15 + 37
(a)
13.
Y - 23 = 27 + 27
(a)
14.
35 x 28 =
(a)
15.
12 x 12 =
(a)
100 %
