22.78% is the change from 676 to 830
Calculation steps:
[( 830 - 676 ) ÷ 676] x 100 = 22.78%
Formula
Percentage change = [(830 - 676) / 676] x 100
Subtract the new number by the original number
830 - 676 = 154
154 ÷ 676 = 0.22781065088757396
0.22781065088757396 x 100 = 22.78%