97.45% is the change from 314 to 620
Calculation steps:
[( 620 - 314 ) ÷ 314] x 100 = 97.45%
Formula
Percentage change = [(620 - 314) / 314] x 100
Subtract the new number by the original number
620 - 314 = 306
306 ÷ 314 = 0.9745222929936306
0.9745222929936306 x 100 = 97.45%