(- 7-6 / 12 + 9-4 / 8) × (- 36) =? A simple method to calculate

(- 7-6 / 12 + 9-4 / 8) × (- 36) =? A simple method to calculate


(- 7 / 12-5 / 6 + 9 / 8-3 / 4) × (- 36)
=(7 / 12 + 5 / 6-9 / 8 + 3 / 4) × 36
=7 × 36 / 12 + 5 × 36 / 6 - 9 × 36 / 8 + 3 × 36 / 4
=21+30-40.5+27
=37.5