-9.03% is the change from 587 to 534
Calculation steps:
[( 534 - 587 ) ÷ 587] x 100 = -9.03%
Formula
Percentage change = [(534 - 587) / 587] x 100
Subtract the new number by the original number
534 - 587 = -53
-53 ÷ 587 = -0.09028960817717206
-0.09028960817717206 x 100 = -9.03%