0.88% is the change from 342 to 345
Calculation steps:
[( 345 - 342 ) ÷ 342] x 100 = 0.88%
Formula
Percentage change = [(345 - 342) / 342] x 100
Subtract the new number by the original number
345 - 342 = 3
3 ÷ 342 = 0.008771929824561403
0.008771929824561403 x 100 = 0.88%