-54.65% is the change from 613 to 278
Calculation steps:
[( 278 - 613 ) ÷ 613] x 100 = -54.65%
Formula
Percentage change = [(278 - 613) / 613] x 100
Subtract the new number by the original number
278 - 613 = -335
-335 ÷ 613 = -0.5464926590538336
-0.5464926590538336 x 100 = -54.65%