-37.3% is the change from 126 to 79
Calculation steps:
[( 79 - 126 ) ÷ 126] x 100 = -37.3%
Formula
Percentage change = [(79 - 126) / 126] x 100
Subtract the new number by the original number
79 - 126 = -47
-47 ÷ 126 = -0.373015873015873
-0.373015873015873 x 100 = -37.3%