402.54% is the change from 197 to 990
Calculation steps:
[( 990 - 197 ) ÷ 197] x 100 = 402.54%
Formula
Percentage change = [(990 - 197) / 197] x 100
Subtract the new number by the original number
990 - 197 = 793
793 ÷ 197 = 4.025380710659898
4.025380710659898 x 100 = 402.54%