36.05% is the change from 319 to 434
Calculation steps:
[( 434 - 319 ) ÷ 319] x 100 = 36.05%
Formula
Percentage change = [(434 - 319) / 319] x 100
Subtract the new number by the original number
434 - 319 = 115
115 ÷ 319 = 0.3605015673981191
0.3605015673981191 x 100 = 36.05%