1300% is the change from 66 to 924
Calculation steps:
[( 924 - 66 ) ÷ 66] x 100 = 1300%
Formula
Percentage change = [(924 - 66) / 66] x 100
Subtract the new number by the original number
924 - 66 = 858
858 ÷ 66 = 13
13 x 100 = 1300%
Example