310:5+123*3 = 310:5 + 369 = 62 + 369 = 431
(245:245+699):5 = 944:5 = 188.8
90:1578-278 = 678 - 278 = 468 - 278 = 190
572 - (954105) = 572 - 39900 = -39328
(678-678)125:5 = 0125:5 = 0
600 - (125425*4) = 600 - 25000 = -24400
48:12235298 = 4(235298) = 4*70030 = 280120
125:5 + 23*9 = 25 + 207 = 232
310:5+123*3 = 310:5 + 369 = 62 + 369 = 431
(245:245+699):5 = 944:5 = 188.8
90:1578-278 = 678 - 278 = 468 - 278 = 190
572 - (954105) = 572 - 39900 = -39328
(678-678)125:5 = 0125:5 = 0
600 - (125425*4) = 600 - 25000 = -24400
48:12235298 = 4(235298) = 4*70030 = 280120
125:5 + 23*9 = 25 + 207 = 232