131.31% is the change from 428 to 990
Calculation steps:
[( 990 - 428 ) ÷ 428] x 100 = 131.31%
Formula
Percentage change = [(990 - 428) / 428] x 100
Subtract the new number by the original number
990 - 428 = 562
562 ÷ 428 = 1.3130841121495327
1.3130841121495327 x 100 = 131.31%