-31.63% is the change from 667 to 456
Calculation steps:
[( 456 - 667 ) ÷ 667] x 100 = -31.63%
Formula
Percentage change = [(456 - 667) / 667] x 100
Subtract the new number by the original number
456 - 667 = -211
-211 ÷ 667 = -0.31634182908545727
-0.31634182908545727 x 100 = -31.63%