-80.06% is the change from 667 to 133
Calculation steps:
[( 133 - 667 ) ÷ 667] x 100 = -80.06%
Formula
Percentage change = [(133 - 667) / 667] x 100
Subtract the new number by the original number
133 - 667 = -534
-534 ÷ 667 = -0.800599700149925
-0.800599700149925 x 100 = -80.06%