337.5% is the change from 72 to 315
Calculation steps:
[( 315 - 72 ) ÷ 72] x 100 = 337.5%
Formula
Percentage change = [(315 - 72) / 72] x 100
Subtract the new number by the original number
315 - 72 = 243
243 ÷ 72 = 3.375
3.375 x 100 = 337.5%
Example