157.49% is the change from 247 to 636
Calculation steps:
[( 636 - 247 ) ÷ 247] x 100 = 157.49%
Formula
Percentage change = [(636 - 247) / 247] x 100
Subtract the new number by the original number
636 - 247 = 389
389 ÷ 247 = 1.5748987854251013
1.5748987854251013 x 100 = 157.49%