300.81% is the change from 247 to 990
Calculation steps:
[( 990 - 247 ) ÷ 247] x 100 = 300.81%
Formula
Percentage change = [(990 - 247) / 247] x 100
Subtract the new number by the original number
990 - 247 = 743
743 ÷ 247 = 3.0080971659919027
3.0080971659919027 x 100 = 300.81%