244.44% is the change from 180 to 620
Calculation steps:
[( 620 - 180 ) ÷ 180] x 100 = 244.44%
Formula
Percentage change = [(620 - 180) / 180] x 100
Subtract the new number by the original number
620 - 180 = 440
440 ÷ 180 = 2.4444444444444446
2.4444444444444446 x 100 = 244.44%