200 : 2 * (540 + 460) : 10 = 100 * 1000 : 10 = 100000 : 10 = 10000
200 : 2 * 540 + 460 : 10 = 100 * 540 + 46 = 54000 + 46 = 54046
200 : 2 * (540 + 460 : 10) = 100 * (540 + 46) = 100 * 586 = 58600
1200 − 200 : 40 * 5 * 5 = 1200 − 5 * 5 * 5 = 1200 − 25 * 5 = 1200 − 125 = 1075
1200 − 200 : (40 * 5) * 5 = 1200 − 200 : 200 * 5 = 1200 − 1 * 5 = 1200 − 5 = 1195
(1200 − 200 : 40) * 5 * 5 = (1200 − 5) * 5 * 55 = 1195 * 5 * 5 = 1195 * (5 * 5) = 1195 * 25 = 29875