206% is the change from 100 to 306
Calculation steps:
[( 306 - 100 ) ÷ 100] x 100 = 206%
Formula
Percentage change = [(306 - 100) / 100] x 100
Subtract the new number by the original number
306 - 100 = 206
206 ÷ 100 = 2.06
2.06 x 100 = 206%
Example