4.35% is the change from 345 to 360
Calculation steps:
[( 360 - 345 ) ÷ 345] x 100 = 4.35%
Formula
Percentage change = [(360 - 345) / 345] x 100
Subtract the new number by the original number
360 - 345 = 15
15 ÷ 345 = 0.043478260869565216
0.043478260869565216 x 100 = 4.35%