10.93% is the change from 311 to 345
Calculation steps:
[( 345 - 311 ) ÷ 311] x 100 = 10.93%
Formula
Percentage change = [(345 - 311) / 311] x 100
Subtract the new number by the original number
345 - 311 = 34
34 ÷ 311 = 0.10932475884244373
0.10932475884244373 x 100 = 10.93%