98.08% is the change from 313 to 620
Calculation steps:
[( 620 - 313 ) ÷ 313] x 100 = 98.08%
Formula
Percentage change = [(620 - 313) / 313] x 100
Subtract the new number by the original number
620 - 313 = 307
307 ÷ 313 = 0.9808306709265175
0.9808306709265175 x 100 = 98.08%