152.5% is the change from 280 to 707
Calculation steps:
[( 707 - 280 ) ÷ 280] x 100 = 152.5%
Formula
Percentage change = [(707 - 280) / 280] x 100
Subtract the new number by the original number
707 - 280 = 427
427 ÷ 280 = 1.525
1.525 x 100 = 152.5%
Example