117.52% is the change from 428 to 931
Calculation steps:
[( 931 - 428 ) ÷ 428] x 100 = 117.52%
Formula
Percentage change = [(931 - 428) / 428] x 100
Subtract the new number by the original number
931 - 428 = 503
503 ÷ 428 = 1.175233644859813
1.175233644859813 x 100 = 117.52%