-77.36% is the change from 667 to 151
Calculation steps:
[( 151 - 667 ) ÷ 667] x 100 = -77.36%
Formula
Percentage change = [(151 - 667) / 667] x 100
Subtract the new number by the original number
151 - 667 = -516
-516 ÷ 667 = -0.7736131934032984
-0.7736131934032984 x 100 = -77.36%