48.46% is the change from 586 to 870
Calculation steps:
[( 870 - 586 ) ÷ 586] x 100 = 48.46%
Formula
Percentage change = [(870 - 586) / 586] x 100
Subtract the new number by the original number
870 - 586 = 284
284 ÷ 586 = 0.48464163822525597
0.48464163822525597 x 100 = 48.46%