-79.85% is the change from 263 to 53
Calculation steps:
[( 53 - 263 ) ÷ 263] x 100 = -79.85%
Formula
Percentage change = [(53 - 263) / 263] x 100
Subtract the new number by the original number
53 - 263 = -210
-210 ÷ 263 = -0.7984790874524715
-0.7984790874524715 x 100 = -79.85%