-78% is the change from 491 to 108
Calculation steps:
[( 108 - 491 ) ÷ 491] x 100 = -78%
Formula
Percentage change = [(108 - 491) / 491] x 100
Subtract the new number by the original number
108 - 491 = -383
-383 ÷ 491 = -0.780040733197556
-0.780040733197556 x 100 = -78%