-87.76% is the change from 490 to 60
Calculation steps:
[( 60 - 490 ) ÷ 490] x 100 = -87.76%
Formula
Percentage change = [(60 - 490) / 490] x 100
Subtract the new number by the original number
60 - 490 = -430
-430 ÷ 490 = -0.8775510204081632
-0.8775510204081632 x 100 = -87.76%