821.43% is the change from 14 to 129
Calculation steps:
[( 129 - 14 ) ÷ 14] x 100 = 821.43%
Formula
Percentage change = [(129 - 14) / 14] x 100
Subtract the new number by the original number
129 - 14 = 115
115 ÷ 14 = 8.214285714285714
8.214285714285714 x 100 = 821.43%