57.47% is the change from 609 to 959
Calculation steps:
[( 959 - 609 ) ÷ 609] x 100 = 57.47%
Formula
Percentage change = [(959 - 609) / 609] x 100
Subtract the new number by the original number
959 - 609 = 350
350 ÷ 609 = 0.5747126436781609
0.5747126436781609 x 100 = 57.47%