68.97% is the change from 203 to 343
Calculation steps:
[( 343 - 203 ) ÷ 203] x 100 = 68.97%
Formula
Percentage change = [(343 - 203) / 203] x 100
Subtract the new number by the original number
343 - 203 = 140
140 ÷ 203 = 0.6896551724137931
0.6896551724137931 x 100 = 68.97%