-46.22% is the change from 913 to 491
Calculation steps:
[( 491 - 913 ) ÷ 913] x 100 = -46.22%
Formula
Percentage change = [(491 - 913) / 913] x 100
Subtract the new number by the original number
491 - 913 = -422
-422 ÷ 913 = -0.46221248630887185
-0.46221248630887185 x 100 = -46.22%