1) 40000-41656:82+9087=40000-508+9087=48579
2) 54049+3070*93-7358=54049+285510-7358=332201
3) 2888:76*51=38*51=1938
4) 2632:94*42=28*42=1176
40000-41656:82+9087= 40 000 - 508 + 9 087 = 48 579
54049+3070*93-7358= 54 049 + 285 510 - 7 358 = 332 201
2888:76*51=38*51 = 1 938
2632:94*42 =28*42 = 1 176
