221.13% is the change from 71 to 228
Calculation steps:
[( 228 - 71 ) ÷ 71] x 100 = 221.13%
Formula
Percentage change = [(228 - 71) / 71] x 100
Subtract the new number by the original number
228 - 71 = 157
157 ÷ 71 = 2.211267605633803
2.211267605633803 x 100 = 221.13%