1959.52% is the change from 42 to 865
Calculation steps:
[( 865 - 42 ) ÷ 42] x 100 = 1959.52%
Formula
Percentage change = [(865 - 42) / 42] x 100
Subtract the new number by the original number
865 - 42 = 823
823 ÷ 42 = 19.595238095238095
19.595238095238095 x 100 = 1959.52%