-47.75% is the change from 913 to 477
Calculation steps:
[( 477 - 913 ) ÷ 913] x 100 = -47.75%
Formula
Percentage change = [(477 - 913) / 913] x 100
Subtract the new number by the original number
477 - 913 = -436
-436 ÷ 913 = -0.47754654983570644
-0.47754654983570644 x 100 = -47.75%