Решение:
- \( 832 \times 80 = 66560 \)
- \( 8200 \times 982 = 8052400 \)
- \( (400 - 13 \times 20) : 10 = (400 - 260) : 10 = 140 : 10 = 14 \)
- \( 58773 : 39 = 1507 \)
- \( 3000 \times 1 - 3000 : 100 = 3000 - 30 = 2970 \)
Ответ: 66560; 8052400; 14; 1507; 2970.