1039.24% is the change from 79 to 900
Calculation steps:
[( 900 - 79 ) ÷ 79] x 100 = 1039.24%
Formula
Percentage change = [(900 - 79) / 79] x 100
Subtract the new number by the original number
900 - 79 = 821
821 ÷ 79 = 10.39240506329114
10.39240506329114 x 100 = 1039.24%