94.9% is the change from 157 to 306
Calculation steps:
[( 306 - 157 ) ÷ 157] x 100 = 94.9%
Formula
Percentage change = [(306 - 157) / 157] x 100
Subtract the new number by the original number
306 - 157 = 149
149 ÷ 157 = 0.9490445859872612
0.9490445859872612 x 100 = 94.9%