-77.28% is the change from 977 to 222
Calculation steps:
[( 222 - 977 ) ÷ 977] x 100 = -77.28%
Formula
Percentage change = [(222 - 977) / 977] x 100
Subtract the new number by the original number
222 - 977 = -755
-755 ÷ 977 = -0.7727737973387923
-0.7727737973387923 x 100 = -77.28%