70.93% is the change from 344 to 588
Calculation steps:
[( 588 - 344 ) ÷ 344] x 100 = 70.93%
Formula
Percentage change = [(588 - 344) / 344] x 100
Subtract the new number by the original number
588 - 344 = 244
244 ÷ 344 = 0.7093023255813954
0.7093023255813954 x 100 = 70.93%