-47.54% is the change from 913 to 479
Calculation steps:
[( 479 - 913 ) ÷ 913] x 100 = -47.54%
Formula
Percentage change = [(479 - 913) / 913] x 100
Subtract the new number by the original number
479 - 913 = -434
-434 ÷ 913 = -0.47535596933187296
-0.47535596933187296 x 100 = -47.54%