143.44% is the change from 221 to 538
Calculation steps:
[( 538 - 221 ) ÷ 221] x 100 = 143.44%
Formula
Percentage change = [(538 - 221) / 221] x 100
Subtract the new number by the original number
538 - 221 = 317
317 ÷ 221 = 1.4343891402714932
1.4343891402714932 x 100 = 143.44%