8.82% is the change from 340 to 370
Calculation steps:
[( 370 - 340 ) ÷ 340] x 100 = 8.82%
Formula
Percentage change = [(370 - 340) / 340] x 100
Subtract the new number by the original number
370 - 340 = 30
30 ÷ 340 = 0.08823529411764706
0.08823529411764706 x 100 = 8.82%