-74.68% is the change from 770 to 195
Calculation steps:
[( 195 - 770 ) ÷ 770] x 100 = -74.68%
Formula
Percentage change = [(195 - 770) / 770] x 100
Subtract the new number by the original number
195 - 770 = -575
-575 ÷ 770 = -0.7467532467532467
-0.7467532467532467 x 100 = -74.68%