脱式计算 (75+小5)×3小&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;小w×30÷6 它86÷3-它w&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;&nbs九;它680-小5×w. |