71.43% is the change from 357 to 612
Calculation steps:
[( 612 - 357 ) ÷ 357] x 100 = 71.43%
Formula
Percentage change = [(612 - 357) / 357] x 100
Subtract the new number by the original number
612 - 357 = 255
255 ÷ 357 = 0.7142857142857143
0.7142857142857143 x 100 = 71.43%