690.7% is the change from 43 to 340
Calculation steps:
[( 340 - 43 ) ÷ 43] x 100 = 690.7%
Formula
Percentage change = [(340 - 43) / 43] x 100
Subtract the new number by the original number
340 - 43 = 297
297 ÷ 43 = 6.906976744186046
6.906976744186046 x 100 = 690.7%