1042.86% is the change from 42 to 480
Calculation steps:
[( 480 - 42 ) ÷ 42] x 100 = 1042.86%
Formula
Percentage change = [(480 - 42) / 42] x 100
Subtract the new number by the original number
480 - 42 = 438
438 ÷ 42 = 10.428571428571429
10.428571428571429 x 100 = 1042.86%