138.41% is the change from 315 to 751
Calculation steps:
[( 751 - 315 ) ÷ 315] x 100 = 138.41%
Formula
Percentage change = [(751 - 315) / 315] x 100
Subtract the new number by the original number
751 - 315 = 436
436 ÷ 315 = 1.384126984126984
1.384126984126984 x 100 = 138.41%