25+44 = 6956+4 = 6070-4 = 6634-4+12 = 4237-30 = 762+8 = 7043+3 = 4685+3-60 = 2880-5 = 7590-6 = 8425+42 = 6748+2-30 = 20
25+44 = 69
56+4 = 60
70-4 = 66
34-4+12 = 42
37-30 = 7
62+8 = 70
43+3 = 46
85+3-60 = 28
80-5 = 75
90-6 = 84
25+42 = 67
48+2-30 = 20