-36.9% is the change from 252 to 159
Calculation steps:
[( 159 - 252 ) ÷ 252] x 100 = -36.9%
Formula
Percentage change = [(159 - 252) / 252] x 100
Subtract the new number by the original number
159 - 252 = -93
-93 ÷ 252 = -0.36904761904761907
-0.36904761904761907 x 100 = -36.9%