95.59% is the change from 340 to 665
Calculation steps:
[( 665 - 340 ) ÷ 340] x 100 = 95.59%
Formula
Percentage change = [(665 - 340) / 340] x 100
Subtract the new number by the original number
665 - 340 = 325
325 ÷ 340 = 0.9558823529411765
0.9558823529411765 x 100 = 95.59%