-63.47% is the change from 490 to 179
Calculation steps:
[( 179 - 490 ) ÷ 490] x 100 = -63.47%
Formula
Percentage change = [(179 - 490) / 490] x 100
Subtract the new number by the original number
179 - 490 = -311
-311 ÷ 490 = -0.6346938775510204
-0.6346938775510204 x 100 = -63.47%