210.16% is the change from 305 to 946
Calculation steps:
[( 946 - 305 ) ÷ 305] x 100 = 210.16%
Formula
Percentage change = [(946 - 305) / 305] x 100
Subtract the new number by the original number
946 - 305 = 641
641 ÷ 305 = 2.101639344262295
2.101639344262295 x 100 = 210.16%