-72.64% is the change from 987 to 270
Calculation steps:
[( 270 - 987 ) ÷ 987] x 100 = -72.64%
Formula
Percentage change = [(270 - 987) / 987] x 100
Subtract the new number by the original number
270 - 987 = -717
-717 ÷ 987 = -0.7264437689969605
-0.7264437689969605 x 100 = -72.64%