-87.96% is the change from 490 to 59
Calculation steps:
[( 59 - 490 ) ÷ 490] x 100 = -87.96%
Formula
Percentage change = [(59 - 490) / 490] x 100
Subtract the new number by the original number
59 - 490 = -431
-431 ÷ 490 = -0.8795918367346939
-0.8795918367346939 x 100 = -87.96%