212.24% is the change from 98 to 306
Calculation steps:
[( 306 - 98 ) ÷ 98] x 100 = 212.24%
Formula
Percentage change = [(306 - 98) / 98] x 100
Subtract the new number by the original number
306 - 98 = 208
208 ÷ 98 = 2.122448979591837
2.122448979591837 x 100 = 212.24%