-46.06% is the change from 990 to 534
Calculation steps:
[( 534 - 990 ) ÷ 990] x 100 = -46.06%
Formula
Percentage change = [(534 - 990) / 990] x 100
Subtract the new number by the original number
534 - 990 = -456
-456 ÷ 990 = -0.46060606060606063
-0.46060606060606063 x 100 = -46.06%