13 + 60 = 73 14 + 59 = 73 15 + 58 = 73 16 + 57 = 73 17 + 56 = 73 18 + 55 = 73 19 + 54 = 73 20 + 53 = 73 21 + 52 = 73 22 + 51 = 73 23 + 50 = 73 24 + 49 = 73 25 + 48 = 73 26 + 47 = 73 27 + 46 = 73 28 + 45 = 73 29 + 44 = 73 30 + 43 = 73 31 + 42 = 73 32 + 41 = 73 33 + 40 = 73 34 + 39 = 73 35 + 38 = 73 36 + 37 = 73 37 + 36 = 73 38 + 35 = 73 39 + 34 = 73 40 + 33 = 73 41 + 32 = 73 42 + 31 = 73 43 + 30 = 73 44 + 29 = 73 45 + 28 = 73 46 + 27 = 73 47 + 26 = 73 48 + 25 = 73 49 + 24 = 73 50 + 23 = 73 51 + 22 = 73 52 + 21 = 73 53 + 20 = 73 54 + 19 = 73 55 + 18 = 73 56 + 17 = 73 57 + 16 = 73 58 + 15 = 73 59 + 14 = 73 60 + 13 = 73