1284.21% is the change from 38 to 526
Calculation steps:
[( 526 - 38 ) ÷ 38] x 100 = 1284.21%
Formula
Percentage change = [(526 - 38) / 38] x 100
Subtract the new number by the original number
526 - 38 = 488
488 ÷ 38 = 12.842105263157896
12.842105263157896 x 100 = 1284.21%