-53% is the change from 917 to 431
Calculation steps:
[( 431 - 917 ) ÷ 917] x 100 = -53%
Formula
Percentage change = [(431 - 917) / 917] x 100
Subtract the new number by the original number
431 - 917 = -486
-486 ÷ 917 = -0.529989094874591
-0.529989094874591 x 100 = -53%