-77.02% is the change from 979 to 225
Calculation steps:
[( 225 - 979 ) ÷ 979] x 100 = -77.02%
Formula
Percentage change = [(225 - 979) / 979] x 100
Subtract the new number by the original number
225 - 979 = -754
-754 ÷ 979 = -0.7701736465781409
-0.7701736465781409 x 100 = -77.02%