-21.5% is the change from 972 to 763
Calculation steps:
[( 763 - 972 ) ÷ 972] x 100 = -21.5%
Formula
Percentage change = [(763 - 972) / 972] x 100
Subtract the new number by the original number
763 - 972 = -209
-209 ÷ 972 = -0.21502057613168724
-0.21502057613168724 x 100 = -21.5%