-48.2% is the change from 610 to 316
Calculation steps:
[( 316 - 610 ) ÷ 610] x 100 = -48.2%
Formula
Percentage change = [(316 - 610) / 610] x 100
Subtract the new number by the original number
316 - 610 = -294
-294 ÷ 610 = -0.4819672131147541
-0.4819672131147541 x 100 = -48.2%