1019.05% is the change from 21 to 235
Calculation steps:
[( 235 - 21 ) ÷ 21] x 100 = 1019.05%
Formula
Percentage change = [(235 - 21) / 21] x 100
Subtract the new number by the original number
235 - 21 = 214
214 ÷ 21 = 10.19047619047619
10.19047619047619 x 100 = 1019.05%