142.03% is the change from 276 to 668
Calculation steps:
[( 668 - 276 ) ÷ 276] x 100 = 142.03%
Formula
Percentage change = [(668 - 276) / 276] x 100
Subtract the new number by the original number
668 - 276 = 392
392 ÷ 276 = 1.4202898550724639
1.4202898550724639 x 100 = 142.03%