71.07% is the change from 356 to 609
Calculation steps:
[( 609 - 356 ) ÷ 356] x 100 = 71.07%
Formula
Percentage change = [(609 - 356) / 356] x 100
Subtract the new number by the original number
609 - 356 = 253
253 ÷ 356 = 0.7106741573033708
0.7106741573033708 x 100 = 71.07%