-52.67% is the change from 917 to 434
Calculation steps:
[( 434 - 917 ) ÷ 917] x 100 = -52.67%
Formula
Percentage change = [(434 - 917) / 917] x 100
Subtract the new number by the original number
434 - 917 = -483
-483 ÷ 917 = -0.5267175572519084
-0.5267175572519084 x 100 = -52.67%