1321.05% is the change from 38 to 540
Calculation steps:
[( 540 - 38 ) ÷ 38] x 100 = 1321.05%
Formula
Percentage change = [(540 - 38) / 38] x 100
Subtract the new number by the original number
540 - 38 = 502
502 ÷ 38 = 13.210526315789474
13.210526315789474 x 100 = 1321.05%