8 * 3 + (31 − 9) = 24 + 22 = 46
(26 + 34) : 10 * 9 = 50 : 10 * 9 = 5 * 9 = 45
(7 + 8) : 3 * 6 = 15 : 3 * 6 = 5 * 6 = 30
(48 + 16) − 27 : 3 = 64 − 9 = 55
5 * 7 − (15 − 8) = 35 − 7 = 28
81 : (16 − 7) * 6 = 81 : 9 * 6 = 9 * 6 = 54
24 : (21 − 9 * 2) = 24 : (21 − 18) = 24 : 3 = 8
(36 : 6 + 2) * 7 = (6 + 2) * 7 = 8 * 7 = 56
(5 * 10 − 2) : 6 = (50 − 2) : 6 = 48 : 6 = 8