- (720 + 9 080) × 3 = 9800 × 3 = 29400
- (5 010 – 430) × 9 = 4580 × 9 = 41220
- (130 – 50) × (42 – 35) = 80 × 7 = 560
- (210 + 90) : (60 – 57) = 300 : 3 = 100
- 6 × 8 : 3 = 48 : 3 = 16
- 8 × 9 : 2 = 72 : 2 = 36
Ответ: 1) 29400; 2) 41220; 3) 560; 4) 100; 5) 16; 6) 36