-66.72% is the change from 667 to 222
Calculation steps:
[( 222 - 667 ) ÷ 667] x 100 = -66.72%
Formula
Percentage change = [(222 - 667) / 667] x 100
Subtract the new number by the original number
222 - 667 = -445
-445 ÷ 667 = -0.6671664167916042
-0.6671664167916042 x 100 = -66.72%