980.95% is the change from 21 to 227
Calculation steps:
[( 227 - 21 ) ÷ 21] x 100 = 980.95%
Formula
Percentage change = [(227 - 21) / 21] x 100
Subtract the new number by the original number
227 - 21 = 206
206 ÷ 21 = 9.80952380952381
9.80952380952381 x 100 = 980.95%