-7.74% is the change from 491 to 453
Calculation steps:
[( 453 - 491 ) ÷ 491] x 100 = -7.74%
Formula
Percentage change = [(453 - 491) / 491] x 100
Subtract the new number by the original number
453 - 491 = -38
-38 ÷ 491 = -0.07739307535641547
-0.07739307535641547 x 100 = -7.74%