-57.38% is the change from 650 to 277
Calculation steps:
[( 277 - 650 ) ÷ 650] x 100 = -57.38%
Formula
Percentage change = [(277 - 650) / 650] x 100
Subtract the new number by the original number
277 - 650 = -373
-373 ÷ 650 = -0.5738461538461539
-0.5738461538461539 x 100 = -57.38%