21.68% is the change from 286 to 348
Calculation steps:
[( 348 - 286 ) ÷ 286] x 100 = 21.68%
Formula
Percentage change = [(348 - 286) / 286] x 100
Subtract the new number by the original number
348 - 286 = 62
62 ÷ 286 = 0.21678321678321677
0.21678321678321677 x 100 = 21.68%