1861.9% is the change from 42 to 824
Calculation steps:
[( 824 - 42 ) ÷ 42] x 100 = 1861.9%
Formula
Percentage change = [(824 - 42) / 42] x 100
Subtract the new number by the original number
824 - 42 = 782
782 ÷ 42 = 18.61904761904762
18.61904761904762 x 100 = 1861.9%