-77.23% is the change from 751 to 171
Calculation steps:
[( 171 - 751 ) ÷ 751] x 100 = -77.23%
Formula
Percentage change = [(171 - 751) / 751] x 100
Subtract the new number by the original number
171 - 751 = -580
-580 ÷ 751 = -0.7723035952063915
-0.7723035952063915 x 100 = -77.23%