30.56% is the change from 216 to 282
Calculation steps:
[( 282 - 216 ) ÷ 216] x 100 = 30.56%
Formula
Percentage change = [(282 - 216) / 216] x 100
Subtract the new number by the original number
282 - 216 = 66
66 ÷ 216 = 0.3055555555555556
0.3055555555555556 x 100 = 30.56%