1071.43% is the change from 42 to 492
Calculation steps:
[( 492 - 42 ) ÷ 42] x 100 = 1071.43%
Formula
Percentage change = [(492 - 42) / 42] x 100
Subtract the new number by the original number
492 - 42 = 450
450 ÷ 42 = 10.714285714285714
10.714285714285714 x 100 = 1071.43%