-72% is the change from 525 to 147
Calculation steps:
[( 147 - 525 ) ÷ 525] x 100 = -72%
Formula
Percentage change = [(147 - 525) / 525] x 100
Subtract the new number by the original number
147 - 525 = -378
-378 ÷ 525 = -0.72
-0.72 x 100 = -72%
Example