78.76% is the change from 339 to 606
Calculation steps:
[( 606 - 339 ) ÷ 339] x 100 = 78.76%
Formula
Percentage change = [(606 - 339) / 339] x 100
Subtract the new number by the original number
606 - 339 = 267
267 ÷ 339 = 0.7876106194690266
0.7876106194690266 x 100 = 78.76%