294.44% is the change from 162 to 639
Calculation steps:
[( 639 - 162 ) ÷ 162] x 100 = 294.44%
Formula
Percentage change = [(639 - 162) / 162] x 100
Subtract the new number by the original number
639 - 162 = 477
477 ÷ 162 = 2.9444444444444446
2.9444444444444446 x 100 = 294.44%