-46.89% is the change from 917 to 487
Calculation steps:
[( 487 - 917 ) ÷ 917] x 100 = -46.89%
Formula
Percentage change = [(487 - 917) / 917] x 100
Subtract the new number by the original number
487 - 917 = -430
-430 ÷ 917 = -0.46892039258451473
-0.46892039258451473 x 100 = -46.89%