分数减法 口算题打印
1.58 + 68 = 1.38
2.56 - 12 = 0.33
3.23 + 510 = 1.17
4.13 - 23 = -0.33
5.23 + 68 = 1.42
6.12 - 410 = 0.10
7.12 + 48 = 1
8.78 + 48 = 1.38
9.15 - 13 = -0.13
10.13 - 15 = 0.13
11.15 - 36 = -0.30
12.14 - 12 = -0.25
13.14 - 12 = -0.25
14.35 + 12 = 1.10
15.12 + 46 = 1.17
16.23 + 810 = 1.47
17.23 - 12 = 0.17
18.68 + 13 = 1.08
19.56 - 13 = 0.50
20.510 - 35 = -0.10
21.23 + 18 = 0.79
22.15 - 46 = -0.47
23.45 + 810 = 1.60
24.310 - 46 = -0.37
25.56 - 28 = 0.58
26.23 - 14 = 0.42
27.12 - 12 = 0
28.35 + 13 = 0.93
29.46 - 34 = -0.08
30.23 + 12 = 1.17
31.12 - 58 = -0.12
32.110 + 16 = 0.27
33.48 + 23 = 1.17
34.78 - 12 = 0.38
35.23 - 46 = 0
36.12 + 34 = 1.25
37.35 - 26 = 0.27
38.23 - 34 = -0.08
39.210 - 12 = -0.30