15.12% is the change from 377 to 434
Calculation steps:
[( 434 - 377 ) ÷ 377] x 100 = 15.12%
Formula
Percentage change = [(434 - 377) / 377] x 100
Subtract the new number by the original number
434 - 377 = 57
57 ÷ 377 = 0.15119363395225463
0.15119363395225463 x 100 = 15.12%