-57.84% is the change from 491 to 207
Calculation steps:
[( 207 - 491 ) ÷ 491] x 100 = -57.84%
Formula
Percentage change = [(207 - 491) / 491] x 100
Subtract the new number by the original number
207 - 491 = -284
-284 ÷ 491 = -0.5784114052953157
-0.5784114052953157 x 100 = -57.84%