1:6 × (8 ÷ (9 - 7))2:6 × 8 ÷(9 - 7)3:(6 × 8) ÷ (9 - 7)4:(6 ÷ (9 - 7)) × 85:6 ÷ (9 - 7) × 86:6 ÷ ((9 - 7) ÷ 8)7:8 × (6 ÷ (9 - 7))8:8 × 6 ÷(9 - 7)9:(8 × 6) ÷ (9 - 7)10:(8 ÷ (9 - 7)) ...