860 − 800; 700 + 50; 999 − 90; (80 − 45) : 5; 98 − 84 : 7; 90 − 51 + 9; 5 * 9 + 7 * 6; 5 * 9 − 7 * 6; 5 * (9 − 7) * 6.

3 классМатематика

860800;
700 + 50;
99990;
(8045) : 5;
9884 : 7;
9051 + 9;
5 * 9 + 7 * 6;
5 * 97 * 6;
5 * (97) * 6.

StaticConfig

860 − 800; 700 + 50; 999 − 90; (80 − 45) : 5; 98 − 84 : 7; 90 − 51 + 9; 5 * 9 + 7 * 6; 5 * 9 − 7 * 6; 5 * (9 − 7) * 6.

Решение

860800 = 60;
700 + 50 = 750;
99990 = 909;
(8045) : 5 = 35 : 5 = 7;
9884 : 7 = 9812 = 86;
9051 + 9 = 39 + 9 = 48;
5 * 9 + 7 * 6 = 45 + 42 = 87;
5 * 97 * 6 = 4542 = 3;
5 * (97) * 6 = 5 * 2 * 6 = 10 * 6 = 60.