42.76% is the change from 580 to 828
Calculation steps:
[( 828 - 580 ) ÷ 580] x 100 = 42.76%
Formula
Percentage change = [(828 - 580) / 580] x 100
Subtract the new number by the original number
828 - 580 = 248
248 ÷ 580 = 0.42758620689655175
0.42758620689655175 x 100 = 42.76%