316.98% is the change from 53 to 221
Calculation steps:
[( 221 - 53 ) ÷ 53] x 100 = 316.98%
Formula
Percentage change = [(221 - 53) / 53] x 100
Subtract the new number by the original number
221 - 53 = 168
168 ÷ 53 = 3.169811320754717
3.169811320754717 x 100 = 316.98%