Addition
23 + 15 = ?
Answer: 38
45 − 12 = ?
Answer: 33
15 + 24 = ?
39
60 − 28 = ?
32
14 + 22 = ?
Answer: 36
30 − 14 = ?
Answer: 16
50 − 23 = ?
28
21 + 27 = ?
48
31 + 18 = ?
Answer: 49
56 − 21 = ?
Answer: 35
41 − 19 = ?
22
70 − 35 = ?
35
26 + 13 = ?
Answer: 39
48 − 25 = ?
Answer: 23
12 + 16 = ?
28
18 + 19 = ?
37
42 + 17 = ?
Answer: 59
67 − 34 = ?
Answer: 33
33 + 14 = ?
47
44 − 18 = ?
26