88.45% is the change from 329 to 620
Calculation steps:
[( 620 - 329 ) ÷ 329] x 100 = 88.45%
Formula
Percentage change = [(620 - 329) / 329] x 100
Subtract the new number by the original number
620 - 329 = 291
291 ÷ 329 = 0.8844984802431611
0.8844984802431611 x 100 = 88.45%