8 * 24372 - ( 12143 + 11778 ) *7 = 27529
1) 12143 + 11778 = 23921
2) 8*24372 = 194976
3)23921 * 7 = 167447
4) 194976 - 167447 = 27529
100 * ( 11372 - 10599) * 6 + 19060 * 4 = 540040
1) 11372 - 10599 = 773
2) 100 * 773 = 77300
3) 77300 * 6 = 463800
4) 19060 * 4 = 76240
5) 463800 + 76240 = 540040