60.75% is the change from 214 to 344
Calculation steps:
[( 344 - 214 ) ÷ 214] x 100 = 60.75%
Formula
Percentage change = [(344 - 214) / 214] x 100
Subtract the new number by the original number
344 - 214 = 130
130 ÷ 214 = 0.6074766355140186
0.6074766355140186 x 100 = 60.75%