1274.19% is the change from 31 to 426
Calculation steps:
[( 426 - 31 ) ÷ 31] x 100 = 1274.19%
Formula
Percentage change = [(426 - 31) / 31] x 100
Subtract the new number by the original number
426 - 31 = 395
395 ÷ 31 = 12.741935483870968
12.741935483870968 x 100 = 1274.19%