Original sentence: EAD = (90 + 33) × 0.64 / 0.79 ) − 33.EAD = (Depth + 33) × Fraction of N2 / 0.79 − 33.EAD = 123 × 0.81 − 33
Edited sentence: EAD = ((90 + 33) × 0.64 / 0.79 ) − 33.EAD = ((Depth + 33) × Fraction of N2 / 0.79 ) − 33.EAD = (123 × 0.81) − 33