Стр 71 номер 3 (2столбик)

64.000 * 7 - (27.008+36.453)= 508.000 - 63.461= 444.539; 36.969:3-8.007+20.567=36.969:3=12.323= 12.323-8.007=4.316=20.567+4.316=24.883; 56.432+2628:4-1726=2.628:4=657= 54.432+657=55.107=55.107-1726=53.381;