1) (60+5) + (30+3) = 65 + 33 = 982) (20+3) + (40+2) = 23 + 42 = 653) (30+4) + (50+5) = 34 + 55 = 894) (40+6) + (50+3) = 46 + 53 = 995) (10+7) + (70+1) = 17 + 71 = 886) (20+3) + (40+4) = 23 + 44 = 67
1) (60+5) + (30+3) = 65 + 33 = 98
2) (20+3) + (40+2) = 23 + 42 = 65
3) (30+4) + (50+5) = 34 + 55 = 89
4) (40+6) + (50+3) = 46 + 53 = 99
5) (10+7) + (70+1) = 17 + 71 = 88
6) (20+3) + (40+4) = 23 + 44 = 67