-77.09% is the change from 227 to 52
Calculation steps:
[( 52 - 227 ) ÷ 227] x 100 = -77.09%
Formula
Percentage change = [(52 - 227) / 227] x 100
Subtract the new number by the original number
52 - 227 = -175
-175 ÷ 227 = -0.7709251101321586
-0.7709251101321586 x 100 = -77.09%