-33.62% is the change from 919 to 610
Calculation steps:
[( 610 - 919 ) ÷ 919] x 100 = -33.62%
Formula
Percentage change = [(610 - 919) / 919] x 100
Subtract the new number by the original number
610 - 919 = -309
-309 ÷ 919 = -0.33623503808487487
-0.33623503808487487 x 100 = -33.62%