-23.77% is the change from 770 to 587
Calculation steps:
[( 587 - 770 ) ÷ 770] x 100 = -23.77%
Formula
Percentage change = [(587 - 770) / 770] x 100
Subtract the new number by the original number
587 - 770 = -183
-183 ÷ 770 = -0.23766233766233766
-0.23766233766233766 x 100 = -23.77%