-52% is the change from 150 to 72
Calculation steps:
[( 72 - 150 ) ÷ 150] x 100 = -52%
Formula
Percentage change = [(72 - 150) / 150] x 100
Subtract the new number by the original number
72 - 150 = -78
-78 ÷ 150 = -0.52
-0.52 x 100 = -52%
Example