-53.33% is the change from 990 to 462
Calculation steps:
[( 462 - 990 ) ÷ 990] x 100 = -53.33%
Formula
Percentage change = [(462 - 990) / 990] x 100
Subtract the new number by the original number
462 - 990 = -528
-528 ÷ 990 = -0.5333333333333333
-0.5333333333333333 x 100 = -53.33%