140.5% is the change from 279 to 671
Calculation steps:
[( 671 - 279 ) ÷ 279] x 100 = 140.5%
Formula
Percentage change = [(671 - 279) / 279] x 100
Subtract the new number by the original number
671 - 279 = 392
392 ÷ 279 = 1.4050179211469533
1.4050179211469533 x 100 = 140.5%