58.72% is the change from 218 to 346
Calculation steps:
[( 346 - 218 ) ÷ 218] x 100 = 58.72%
Formula
Percentage change = [(346 - 218) / 218] x 100
Subtract the new number by the original number
346 - 218 = 128
128 ÷ 218 = 0.5871559633027523
0.5871559633027523 x 100 = 58.72%