-64.55% is the change from 677 to 240
Calculation steps:
[( 240 - 677 ) ÷ 677] x 100 = -64.55%
Formula
Percentage change = [(240 - 677) / 677] x 100
Subtract the new number by the original number
240 - 677 = -437
-437 ÷ 677 = -0.6454948301329394
-0.6454948301329394 x 100 = -64.55%