-55.06% is the change from 979 to 440
Calculation steps:
[( 440 - 979 ) ÷ 979] x 100 = -55.06%
Formula
Percentage change = [(440 - 979) / 979] x 100
Subtract the new number by the original number
440 - 979 = -539
-539 ÷ 979 = -0.550561797752809
-0.550561797752809 x 100 = -55.06%