1378.57% is the change from 42 to 621
Calculation steps:
[( 621 - 42 ) ÷ 42] x 100 = 1378.57%
Formula
Percentage change = [(621 - 42) / 42] x 100
Subtract the new number by the original number
621 - 42 = 579
579 ÷ 42 = 13.785714285714286
13.785714285714286 x 100 = 1378.57%