102.9% is the change from 345 to 700
Calculation steps:
[( 700 - 345 ) ÷ 345] x 100 = 102.9%
Formula
Percentage change = [(700 - 345) / 345] x 100
Subtract the new number by the original number
700 - 345 = 355
355 ÷ 345 = 1.0289855072463767
1.0289855072463767 x 100 = 102.9%