233.48% is the change from 221 to 737
Calculation steps:
[( 737 - 221 ) ÷ 221] x 100 = 233.48%
Formula
Percentage change = [(737 - 221) / 221] x 100
Subtract the new number by the original number
737 - 221 = 516
516 ÷ 221 = 2.334841628959276
2.334841628959276 x 100 = 233.48%