-74.13% is the change from 491 to 127
Calculation steps:
[( 127 - 491 ) ÷ 491] x 100 = -74.13%
Formula
Percentage change = [(127 - 491) / 491] x 100
Subtract the new number by the original number
127 - 491 = -364
-364 ÷ 491 = -0.7413441955193483
-0.7413441955193483 x 100 = -74.13%