1478.57% is the change from 42 to 663
Calculation steps:
[( 663 - 42 ) ÷ 42] x 100 = 1478.57%
Formula
Percentage change = [(663 - 42) / 42] x 100
Subtract the new number by the original number
663 - 42 = 621
621 ÷ 42 = 14.785714285714286
14.785714285714286 x 100 = 1478.57%