(28 + 12): 4 = 40 : 4 = 181 : 9 + 42 : 6 = 9 + 7 = 190 - 40 : 10 = 90 - 4 = 857 - (37 - 15) = 57 - 22 = 38 • 7 - 6 • 9 = 56 - 54 = 14 + 56 : 7 = 14 + 8 = 2100 - 90 : 10 = 100 - 9 = 963 : 9 + 72 : 8 = 7 + 9 = 160 - 42 + 8 = 18 + 8 = 26
The final result is 26.
(28 + 12): 4 = 40 : 4 = 1
81 : 9 + 42 : 6 = 9 + 7 = 1
90 - 40 : 10 = 90 - 4 = 8
57 - (37 - 15) = 57 - 22 = 3
8 • 7 - 6 • 9 = 56 - 54 =
14 + 56 : 7 = 14 + 8 = 2
100 - 90 : 10 = 100 - 9 = 9
63 : 9 + 72 : 8 = 7 + 9 = 1
60 - 42 + 8 = 18 + 8 = 26
The final result is 26.