66.15% is the change from 585 to 972
Calculation steps:
[( 972 - 585 ) ÷ 585] x 100 = 66.15%
Formula
Percentage change = [(972 - 585) / 585] x 100
Subtract the new number by the original number
972 - 585 = 387
387 ÷ 585 = 0.6615384615384615
0.6615384615384615 x 100 = 66.15%