1907.14% is the change from 42 to 843
Calculation steps:
[( 843 - 42 ) ÷ 42] x 100 = 1907.14%
Formula
Percentage change = [(843 - 42) / 42] x 100
Subtract the new number by the original number
843 - 42 = 801
801 ÷ 42 = 19.071428571428573
19.071428571428573 x 100 = 1907.14%