-92.78% is the change from 706 to 51
Calculation steps:
[( 51 - 706 ) ÷ 706] x 100 = -92.78%
Formula
Percentage change = [(51 - 706) / 706] x 100
Subtract the new number by the original number
51 - 706 = -655
-655 ÷ 706 = -0.9277620396600567
-0.9277620396600567 x 100 = -92.78%