-77.74% is the change from 283 to 63
Calculation steps:
[( 63 - 283 ) ÷ 283] x 100 = -77.74%
Formula
Percentage change = [(63 - 283) / 283] x 100
Subtract the new number by the original number
63 - 283 = -220
-220 ÷ 283 = -0.7773851590106007
-0.7773851590106007 x 100 = -77.74%