243.9% is the change from 246 to 846
Calculation steps:
[( 846 - 246 ) ÷ 246] x 100 = 243.9%
Formula
Percentage change = [(846 - 246) / 246] x 100
Subtract the new number by the original number
846 - 246 = 600
600 ÷ 246 = 2.4390243902439024
2.4390243902439024 x 100 = 243.9%