206.93% is the change from 202 to 620
Calculation steps:
[( 620 - 202 ) ÷ 202] x 100 = 206.93%
Formula
Percentage change = [(620 - 202) / 202] x 100
Subtract the new number by the original number
620 - 202 = 418
418 ÷ 202 = 2.0693069306930694
2.0693069306930694 x 100 = 206.93%