40.82% is the change from 588 to 828
Calculation steps:
[( 828 - 588 ) ÷ 588] x 100 = 40.82%
Formula
Percentage change = [(828 - 588) / 588] x 100
Subtract the new number by the original number
828 - 588 = 240
240 ÷ 588 = 0.40816326530612246
0.40816326530612246 x 100 = 40.82%