-58.47% is the change from 667 to 277
Calculation steps:
[( 277 - 667 ) ÷ 667] x 100 = -58.47%
Formula
Percentage change = [(277 - 667) / 667] x 100
Subtract the new number by the original number
277 - 667 = -390
-390 ÷ 667 = -0.5847076461769115
-0.5847076461769115 x 100 = -58.47%