203.7% is the change from 243 to 738
Calculation steps:
[( 738 - 243 ) ÷ 243] x 100 = 203.7%
Formula
Percentage change = [(738 - 243) / 243] x 100
Subtract the new number by the original number
738 - 243 = 495
495 ÷ 243 = 2.037037037037037
2.037037037037037 x 100 = 203.7%