21.61% is the change from 657 to 799
Calculation steps:
[( 799 - 657 ) ÷ 657] x 100 = 21.61%
Formula
Percentage change = [(799 - 657) / 657] x 100
Subtract the new number by the original number
799 - 657 = 142
142 ÷ 657 = 0.2161339421613394
0.2161339421613394 x 100 = 21.61%