-54.28% is the change from 608 to 278
Calculation steps:
[( 278 - 608 ) ÷ 608] x 100 = -54.28%
Formula
Percentage change = [(278 - 608) / 608] x 100
Subtract the new number by the original number
278 - 608 = -330
-330 ÷ 608 = -0.5427631578947368
-0.5427631578947368 x 100 = -54.28%