-19.18% is the change from 490 to 396
Calculation steps:
[( 396 - 490 ) ÷ 490] x 100 = -19.18%
Formula
Percentage change = [(396 - 490) / 490] x 100
Subtract the new number by the original number
396 - 490 = -94
-94 ÷ 490 = -0.19183673469387755
-0.19183673469387755 x 100 = -19.18%