Question

549•678–549•638-535968:(13027:7+0•634)

Answer 1

549·678 - 549·638 - 535 968 : (13 027:7+0·634) = 21 672.

1) 0·634 = 0;
2) 13 027:7 = 1861;
3) 1861+0 = 1861;
4) 535 968 : 1861 = 288;
5) 549·678 = 372 222;
6) 549·638 = 350 262;
7) 372 222 - 350 262 = 21 960;
8) 21 960 - 288 = 21 672;

Ответ: 21 672.