-77.73% is the change from 997 to 222
Calculation steps:
[( 222 - 997 ) ÷ 997] x 100 = -77.73%
Formula
Percentage change = [(222 - 997) / 997] x 100
Subtract the new number by the original number
222 - 997 = -775
-775 ÷ 997 = -0.7773319959879639
-0.7773319959879639 x 100 = -77.73%