(2+4)•7-(75-53)+(16+40):8
(2+4)•7-(75-53)+(16+40):8 = 6 * 7 - 22 + 56:8 = 42 - 22 + 7 = 20 + 7 = 27
1) 2+4=6 2) 75-53=22 3)16+40=56 4)6*7=42 5)56:8=7 6)42-22+7=27