73.43% is the change from 350 to 607
Calculation steps:
[( 607 - 350 ) ÷ 350] x 100 = 73.43%
Formula
Percentage change = [(607 - 350) / 350] x 100
Subtract the new number by the original number
607 - 350 = 257
257 ÷ 350 = 0.7342857142857143
0.7342857142857143 x 100 = 73.43%