1400% is the change from 42 to 630
Calculation steps:
[( 630 - 42 ) ÷ 42] x 100 = 1400%
Formula
Percentage change = [(630 - 42) / 42] x 100
Subtract the new number by the original number
630 - 42 = 588
588 ÷ 42 = 14
14 x 100 = 1400%
Example