831.51% is the change from 73 to 680
Calculation steps:
[( 680 - 73 ) ÷ 73] x 100 = 831.51%
Formula
Percentage change = [(680 - 73) / 73] x 100
Subtract the new number by the original number
680 - 73 = 607
607 ÷ 73 = 8.315068493150685
8.315068493150685 x 100 = 831.51%