-92.91% is the change from 719 to 51
Calculation steps:
[( 51 - 719 ) ÷ 719] x 100 = -92.91%
Formula
Percentage change = [(51 - 719) / 719] x 100
Subtract the new number by the original number
51 - 719 = -668
-668 ÷ 719 = -0.9290681502086231
-0.9290681502086231 x 100 = -92.91%