-72.46% is the change from 915 to 252
Calculation steps:
[( 252 - 915 ) ÷ 915] x 100 = -72.46%
Formula
Percentage change = [(252 - 915) / 915] x 100
Subtract the new number by the original number
252 - 915 = -663
-663 ÷ 915 = -0.7245901639344262
-0.7245901639344262 x 100 = -72.46%