46.32% is the change from 421 to 616
Calculation steps:
[( 616 - 421 ) ÷ 421] x 100 = 46.32%
Formula
Percentage change = [(616 - 421) / 421] x 100
Subtract the new number by the original number
616 - 421 = 195
195 ÷ 421 = 0.46318289786223277
0.46318289786223277 x 100 = 46.32%