124.3% is the change from 284 to 637
Calculation steps:
[( 637 - 284 ) ÷ 284] x 100 = 124.3%
Formula
Percentage change = [(637 - 284) / 284] x 100
Subtract the new number by the original number
637 - 284 = 353
353 ÷ 284 = 1.2429577464788732
1.2429577464788732 x 100 = 124.3%