41.99% is the change from 331 to 470
Calculation steps:
[( 470 - 331 ) ÷ 331] x 100 = 41.99%
Formula
Percentage change = [(470 - 331) / 331] x 100
Subtract the new number by the original number
470 - 331 = 139
139 ÷ 331 = 0.4199395770392749
0.4199395770392749 x 100 = 41.99%