-78.23% is the change from 974 to 212
Calculation steps:
[( 212 - 974 ) ÷ 974] x 100 = -78.23%
Formula
Percentage change = [(212 - 974) / 974] x 100
Subtract the new number by the original number
212 - 974 = -762
-762 ÷ 974 = -0.7823408624229979
-0.7823408624229979 x 100 = -78.23%