-3.88% is the change from 980 to 942
Calculation steps:
[( 942 - 980 ) ÷ 980] x 100 = -3.88%
Formula
Percentage change = [(942 - 980) / 980] x 100
Subtract the new number by the original number
942 - 980 = -38
-38 ÷ 980 = -0.03877551020408163
-0.03877551020408163 x 100 = -3.88%