-80.87% is the change from 277 to 53
Calculation steps:
[( 53 - 277 ) ÷ 277] x 100 = -80.87%
Formula
Percentage change = [(53 - 277) / 277] x 100
Subtract the new number by the original number
53 - 277 = -224
-224 ÷ 277 = -0.8086642599277978
-0.8086642599277978 x 100 = -80.87%