Question

а) (829-239)*75
б) 2000-(859+1085):243
в)3969 : (305-158)
г)8991 : 111 :3.

Answer 1

а)(829-239)*75=590*75=44250
б)2000-(859+1085):243=2000-1944:243=2000-8=1992
в)3969:(305-158)=3969:147=27
г)8991:111:3=8991:(111*3)=8991:333=27