140 - (80 ÷ (4 × 5)) = 136
(8 × 30) - (30 ÷ (3 × 5)) = 238
((8 × (30 - 30)) ÷ 3) × 5 = 0
((8 × 30) - 30) ÷ 3 × 5 = 350
140 - (80 ÷ (4 × 5)) = 136
(8 × 30) - (30 ÷ (3 × 5)) = 238
((8 × (30 - 30)) ÷ 3) × 5 = 0
((8 × 30) - 30) ÷ 3 × 5 = 350