225.9% is the change from 305 to 994
Calculation steps:
[( 994 - 305 ) ÷ 305] x 100 = 225.9%
Formula
Percentage change = [(994 - 305) / 305] x 100
Subtract the new number by the original number
994 - 305 = 689
689 ÷ 305 = 2.259016393442623
2.259016393442623 x 100 = 225.9%