-51.19% is the change from 922 to 450
Calculation steps:
[( 450 - 922 ) ÷ 922] x 100 = -51.19%
Formula
Percentage change = [(450 - 922) / 922] x 100
Subtract the new number by the original number
450 - 922 = -472
-472 ÷ 922 = -0.5119305856832972
-0.5119305856832972 x 100 = -51.19%