-77.12% is the change from 979 to 224
Calculation steps:
[( 224 - 979 ) ÷ 979] x 100 = -77.12%
Formula
Percentage change = [(224 - 979) / 979] x 100
Subtract the new number by the original number
224 - 979 = -755
-755 ÷ 979 = -0.7711950970377937
-0.7711950970377937 x 100 = -77.12%