-77.47% is the change from 972 to 219
Calculation steps:
[( 219 - 972 ) ÷ 972] x 100 = -77.47%
Formula
Percentage change = [(219 - 972) / 972] x 100
Subtract the new number by the original number
219 - 972 = -753
-753 ÷ 972 = -0.7746913580246914
-0.7746913580246914 x 100 = -77.47%