-77.45% is the change from 980 to 221
Calculation steps:
[( 221 - 980 ) ÷ 980] x 100 = -77.45%
Formula
Percentage change = [(221 - 980) / 980] x 100
Subtract the new number by the original number
221 - 980 = -759
-759 ÷ 980 = -0.7744897959183673
-0.7744897959183673 x 100 = -77.45%