199.7% is the change from 331 to 992
Calculation steps:
[( 992 - 331 ) ÷ 331] x 100 = 199.7%
Formula
Percentage change = [(992 - 331) / 331] x 100
Subtract the new number by the original number
992 - 331 = 661
661 ÷ 331 = 1.9969788519637461
1.9969788519637461 x 100 = 199.7%