217.65% is the change from 221 to 702
Calculation steps:
[( 702 - 221 ) ÷ 221] x 100 = 217.65%
Formula
Percentage change = [(702 - 221) / 221] x 100
Subtract the new number by the original number
702 - 221 = 481
481 ÷ 221 = 2.176470588235294
2.176470588235294 x 100 = 217.65%