1 - 79 = -78 32 - 82 = -50 15 - 56 = -41 9 / 3 = 3 99 - 92 = 7 69 - 54 = 15 14 * 43 = 602 8 + 5 = 13 11 / 3 = 3 35 / 8 = 4 62 * 38 = 2356 15 + 56 = 71 66 * 74 = 4884 61 * 54 = 3294 10 / 8 = 1