-9.8% is the change from 490 to 442
Calculation steps:
[( 442 - 490 ) ÷ 490] x 100 = -9.8%
Formula
Percentage change = [(442 - 490) / 490] x 100
Subtract the new number by the original number
442 - 490 = -48
-48 ÷ 490 = -0.09795918367346938
-0.09795918367346938 x 100 = -9.8%