27.62% is the change from 688 to 878
Calculation steps:
[( 878 - 688 ) ÷ 688] x 100 = 27.62%
Formula
Percentage change = [(878 - 688) / 688] x 100
Subtract the new number by the original number
878 - 688 = 190
190 ÷ 688 = 0.2761627906976744
0.2761627906976744 x 100 = 27.62%