27.39% is the change from 690 to 879
Calculation steps:
[( 879 - 690 ) ÷ 690] x 100 = 27.39%
Formula
Percentage change = [(879 - 690) / 690] x 100
Subtract the new number by the original number
879 - 690 = 189
189 ÷ 690 = 0.27391304347826084
0.27391304347826084 x 100 = 27.39%