69.16% is the change from 347 to 587
Calculation steps:
[( 587 - 347 ) ÷ 347] x 100 = 69.16%
Formula
Percentage change = [(587 - 347) / 347] x 100
Subtract the new number by the original number
587 - 347 = 240
240 ÷ 347 = 0.69164265129683
0.69164265129683 x 100 = 69.16%