-78.09% is the change from 972 to 213
Calculation steps:
[( 213 - 972 ) ÷ 972] x 100 = -78.09%
Formula
Percentage change = [(213 - 972) / 972] x 100
Subtract the new number by the original number
213 - 972 = -759
-759 ÷ 972 = -0.7808641975308642
-0.7808641975308642 x 100 = -78.09%