-45.64% is the change from 837 to 455
Calculation steps:
[( 455 - 837 ) ÷ 837] x 100 = -45.64%
Formula
Percentage change = [(455 - 837) / 837] x 100
Subtract the new number by the original number
455 - 837 = -382
-382 ÷ 837 = -0.45639187574671447
-0.45639187574671447 x 100 = -45.64%