-53.22% is the change from 917 to 429
Calculation steps:
[( 429 - 917 ) ÷ 917] x 100 = -53.22%
Formula
Percentage change = [(429 - 917) / 917] x 100
Subtract the new number by the original number
429 - 917 = -488
-488 ÷ 917 = -0.5321701199563795
-0.5321701199563795 x 100 = -53.22%