-38.85% is the change from 453 to 277
Calculation steps:
[( 277 - 453 ) ÷ 453] x 100 = -38.85%
Formula
Percentage change = [(277 - 453) / 453] x 100
Subtract the new number by the original number
277 - 453 = -176
-176 ÷ 453 = -0.38852097130242824
-0.38852097130242824 x 100 = -38.85%