19.92% is the change from 487 to 584
Calculation steps:
[( 584 - 487 ) ÷ 487] x 100 = 19.92%
Formula
Percentage change = [(584 - 487) / 487] x 100
Subtract the new number by the original number
584 - 487 = 97
97 ÷ 487 = 0.19917864476386038
0.19917864476386038 x 100 = 19.92%