827.03% is the change from 37 to 343
Calculation steps:
[( 343 - 37 ) ÷ 37] x 100 = 827.03%
Formula
Percentage change = [(343 - 37) / 37] x 100
Subtract the new number by the original number
343 - 37 = 306
306 ÷ 37 = 8.27027027027027
8.27027027027027 x 100 = 827.03%