20.98% is the change from 286 to 346
Calculation steps:
[( 346 - 286 ) ÷ 286] x 100 = 20.98%
Formula
Percentage change = [(346 - 286) / 286] x 100
Subtract the new number by the original number
346 - 286 = 60
60 ÷ 286 = 0.2097902097902098
0.2097902097902098 x 100 = 20.98%