29.61% is the change from 672 to 871
Calculation steps:
[( 871 - 672 ) ÷ 672] x 100 = 29.61%
Formula
Percentage change = [(871 - 672) / 672] x 100
Subtract the new number by the original number
871 - 672 = 199
199 ÷ 672 = 0.2961309523809524
0.2961309523809524 x 100 = 29.61%