-47.65% is the change from 913 to 478
Calculation steps:
[( 478 - 913 ) ÷ 913] x 100 = -47.65%
Formula
Percentage change = [(478 - 913) / 913] x 100
Subtract the new number by the original number
478 - 913 = -435
-435 ÷ 913 = -0.4764512595837897
-0.4764512595837897 x 100 = -47.65%