142% is the change from 300 to 726
Calculation steps:
[( 726 - 300 ) ÷ 300] x 100 = 142%
Formula
Percentage change = [(726 - 300) / 300] x 100
Subtract the new number by the original number
726 - 300 = 426
426 ÷ 300 = 1.42
1.42 x 100 = 142%
Example