134.85% is the change from 307 to 721
Calculation steps:
[( 721 - 307 ) ÷ 307] x 100 = 134.85%
Formula
Percentage change = [(721 - 307) / 307] x 100
Subtract the new number by the original number
721 - 307 = 414
414 ÷ 307 = 1.3485342019543973
1.3485342019543973 x 100 = 134.85%