-71.94% is the change from 980 to 275
Calculation steps:
[( 275 - 980 ) ÷ 980] x 100 = -71.94%
Formula
Percentage change = [(275 - 980) / 980] x 100
Subtract the new number by the original number
275 - 980 = -705
-705 ÷ 980 = -0.7193877551020408
-0.7193877551020408 x 100 = -71.94%