19.48% is the change from 688 to 822
Calculation steps:
[( 822 - 688 ) ÷ 688] x 100 = 19.48%
Formula
Percentage change = [(822 - 688) / 688] x 100
Subtract the new number by the original number
822 - 688 = 134
134 ÷ 688 = 0.19476744186046513
0.19476744186046513 x 100 = 19.48%