145.24% is the change from 294 to 721
Calculation steps:
[( 721 - 294 ) ÷ 294] x 100 = 145.24%
Formula
Percentage change = [(721 - 294) / 294] x 100
Subtract the new number by the original number
721 - 294 = 427
427 ÷ 294 = 1.4523809523809523
1.4523809523809523 x 100 = 145.24%