-78.21% is the change from 973 to 212
Calculation steps:
[( 212 - 973 ) ÷ 973] x 100 = -78.21%
Formula
Percentage change = [(212 - 973) / 973] x 100
Subtract the new number by the original number
212 - 973 = -761
-761 ÷ 973 = -0.7821171634121274
-0.7821171634121274 x 100 = -78.21%