165.42% is the change from 240 to 637
Calculation steps:
[( 637 - 240 ) ÷ 240] x 100 = 165.42%
Formula
Percentage change = [(637 - 240) / 240] x 100
Subtract the new number by the original number
637 - 240 = 397
397 ÷ 240 = 1.6541666666666666
1.6541666666666666 x 100 = 165.42%