904.76% is the change from 21 to 211
Calculation steps:
[( 211 - 21 ) ÷ 21] x 100 = 904.76%
Formula
Percentage change = [(211 - 21) / 21] x 100
Subtract the new number by the original number
211 - 21 = 190
190 ÷ 21 = 9.047619047619047
9.047619047619047 x 100 = 904.76%