-66.33% is the change from 490 to 165
Calculation steps:
[( 165 - 490 ) ÷ 490] x 100 = -66.33%
Formula
Percentage change = [(165 - 490) / 490] x 100
Subtract the new number by the original number
165 - 490 = -325
-325 ÷ 490 = -0.6632653061224489
-0.6632653061224489 x 100 = -66.33%