211.11% is the change from 306 to 952
Calculation steps:
[( 952 - 306 ) ÷ 306] x 100 = 211.11%
Formula
Percentage change = [(952 - 306) / 306] x 100
Subtract the new number by the original number
952 - 306 = 646
646 ÷ 306 = 2.111111111111111
2.111111111111111 x 100 = 211.11%