11~20的加减法+20以内加法（进位）+100以内整十加法+100以内加减混合+表内乘法+表内除法 计算题
1.40 + 30 = 70
2.38 + 90 - 46 = 82
3.50 + 40 = 90
4.20 - 5 = 15
5.11 - 0 = 11
6.1 + 29 - 5 = 25
7.50 + 20 = 70
8.16 + 5 = 11
9.57 + 66 - 78 = 45
10.21 ÷ 7 = 3
11.8 × 7 = 56
12.5 × 5 = 25
13.50 + 50 = 100
14.16 ÷ 2 = 8
15.3 × 6 = 18
16.16 + 8 = 24
17.50 + 40 = 90
18.16 ÷ 4 = 4
19.70 + 80 = 150
20.18 ÷ 2 = 9
21.10 ÷ 5 = 2
22.6 × 7 = 42
23.19 + 7 = 26
24.40 + 40 = 80
25.33 + 87 - 40 = 80
26.14 + 4 = 18
27.60 + 30 = 90
28.16 + 8 = 8
29.85 + 14 - 48 = 51
30.9 × 3 = 27
31.13 + 6 = 19
32.14 + 7 = 21
33.0 + 20 = 20
34.16 + 3 = 13
35.9 ÷ 1 = 9
36.30 + 40 = 70
37.63 ÷ 9 = 7
38.9 × 7 = 63
39.6 × 3 = 18