141.37% is the change from 278 to 671
Calculation steps:
[( 671 - 278 ) ÷ 278] x 100 = 141.37%
Formula
Percentage change = [(671 - 278) / 278] x 100
Subtract the new number by the original number
671 - 278 = 393
393 ÷ 278 = 1.4136690647482015
1.4136690647482015 x 100 = 141.37%