-68.7% is the change from 770 to 241
Calculation steps:
[( 241 - 770 ) ÷ 770] x 100 = -68.7%
Formula
Percentage change = [(241 - 770) / 770] x 100
Subtract the new number by the original number
241 - 770 = -529
-529 ÷ 770 = -0.687012987012987
-0.687012987012987 x 100 = -68.7%