-72.63% is the change from 877 to 240
Calculation steps:
[( 240 - 877 ) ÷ 877] x 100 = -72.63%
Formula
Percentage change = [(240 - 877) / 877] x 100
Subtract the new number by the original number
240 - 877 = -637
-637 ÷ 877 = -0.7263397947548461
-0.7263397947548461 x 100 = -72.63%