885.71% is the change from 21 to 207
Calculation steps:
[( 207 - 21 ) ÷ 21] x 100 = 885.71%
Formula
Percentage change = [(207 - 21) / 21] x 100
Subtract the new number by the original number
207 - 21 = 186
186 ÷ 21 = 8.857142857142858
8.857142857142858 x 100 = 885.71%