-96.92% is the change from 227 to 7
Calculation steps:
[( 7 - 227 ) ÷ 227] x 100 = -96.92%
Formula
Percentage change = [(7 - 227) / 227] x 100
Subtract the new number by the original number
7 - 227 = -220
-220 ÷ 227 = -0.9691629955947136
-0.9691629955947136 x 100 = -96.92%