-57.76% is the change from 490 to 207
Calculation steps:
[( 207 - 490 ) ÷ 490] x 100 = -57.76%
Formula
Percentage change = [(207 - 490) / 490] x 100
Subtract the new number by the original number
207 - 490 = -283
-283 ÷ 490 = -0.5775510204081633
-0.5775510204081633 x 100 = -57.76%