-50.72% is the change from 897 to 442
Calculation steps:
[( 442 - 897 ) ÷ 897] x 100 = -50.72%
Formula
Percentage change = [(442 - 897) / 897] x 100
Subtract the new number by the original number
442 - 897 = -455
-455 ÷ 897 = -0.5072463768115942
-0.5072463768115942 x 100 = -50.72%