1873.81% is the change from 42 to 829
Calculation steps:
[( 829 - 42 ) ÷ 42] x 100 = 1873.81%
Formula
Percentage change = [(829 - 42) / 42] x 100
Subtract the new number by the original number
829 - 42 = 787
787 ÷ 42 = 18.738095238095237
18.738095238095237 x 100 = 1873.81%