-91.21% is the change from 751 to 66
Calculation steps:
[( 66 - 751 ) ÷ 751] x 100 = -91.21%
Formula
Percentage change = [(66 - 751) / 751] x 100
Subtract the new number by the original number
66 - 751 = -685
-685 ÷ 751 = -0.9121171770972037
-0.9121171770972037 x 100 = -91.21%