37.65% is the change from 247 to 340
Calculation steps:
[( 340 - 247 ) ÷ 247] x 100 = 37.65%
Formula
Percentage change = [(340 - 247) / 247] x 100
Subtract the new number by the original number
340 - 247 = 93
93 ÷ 247 = 0.3765182186234818
0.3765182186234818 x 100 = 37.65%