15.38% is the change from 819 to 945
Calculation steps:
[( 945 - 819 ) ÷ 819] x 100 = 15.38%
Formula
Percentage change = [(945 - 819) / 819] x 100
Subtract the new number by the original number
945 - 819 = 126
126 ÷ 819 = 0.15384615384615385
0.15384615384615385 x 100 = 15.38%