1) (270 / 9) + (312 3) = 30 + 936 = 9662) (9 60) - (300 / 20) = 540 - 15 = 5253) (230 + 270) - (108 * 4) = 500 - 432 = 68
1) (270 / 9) + (312 3) = 30 + 936 = 966
2) (9 60) - (300 / 20) = 540 - 15 = 525
3) (230 + 270) - (108 * 4) = 500 - 432 = 68