1038.1% is the change from 42 to 478
Calculation steps:
[( 478 - 42 ) ÷ 42] x 100 = 1038.1%
Formula
Percentage change = [(478 - 42) / 42] x 100
Subtract the new number by the original number
478 - 42 = 436
436 ÷ 42 = 10.380952380952381
10.380952380952381 x 100 = 1038.1%