168.15% is the change from 157 to 421
Calculation steps:
[( 421 - 157 ) ÷ 157] x 100 = 168.15%
Formula
Percentage change = [(421 - 157) / 157] x 100
Subtract the new number by the original number
421 - 157 = 264
264 ÷ 157 = 1.6815286624203822
1.6815286624203822 x 100 = 168.15%