-79.47% is the change from 263 to 54
Calculation steps:
[( 54 - 263 ) ÷ 263] x 100 = -79.47%
Formula
Percentage change = [(54 - 263) / 263] x 100
Subtract the new number by the original number
54 - 263 = -209
-209 ÷ 263 = -0.7946768060836502
-0.7946768060836502 x 100 = -79.47%