129.33% is the change from 300 to 688
Calculation steps:
[( 688 - 300 ) ÷ 300] x 100 = 129.33%
Formula
Percentage change = [(688 - 300) / 300] x 100
Subtract the new number by the original number
688 - 300 = 388
388 ÷ 300 = 1.2933333333333332
1.2933333333333332 x 100 = 129.33%