20.51% is the change from 585 to 705
Calculation steps:
[( 705 - 585 ) ÷ 585] x 100 = 20.51%
Formula
Percentage change = [(705 - 585) / 585] x 100
Subtract the new number by the original number
705 - 585 = 120
120 ÷ 585 = 0.20512820512820512
0.20512820512820512 x 100 = 20.51%