-71.83% is the change from 987 to 278
Calculation steps:
[( 278 - 987 ) ÷ 987] x 100 = -71.83%
Formula
Percentage change = [(278 - 987) / 987] x 100
Subtract the new number by the original number
278 - 987 = -709
-709 ÷ 987 = -0.7183383991894631
-0.7183383991894631 x 100 = -71.83%