164.73% is the change from 241 to 638
Calculation steps:
[( 638 - 241 ) ÷ 241] x 100 = 164.73%
Formula
Percentage change = [(638 - 241) / 241] x 100
Subtract the new number by the original number
638 - 241 = 397
397 ÷ 241 = 1.6473029045643153
1.6473029045643153 x 100 = 164.73%