2145.24% is the change from 42 to 943
Calculation steps:
[( 943 - 42 ) ÷ 42] x 100 = 2145.24%
Formula
Percentage change = [(943 - 42) / 42] x 100
Subtract the new number by the original number
943 - 42 = 901
901 ÷ 42 = 21.452380952380953
21.452380952380953 x 100 = 2145.24%