270.56% is the change from 180 to 667
Calculation steps:
[( 667 - 180 ) ÷ 180] x 100 = 270.56%
Formula
Percentage change = [(667 - 180) / 180] x 100
Subtract the new number by the original number
667 - 180 = 487
487 ÷ 180 = 2.7055555555555557
2.7055555555555557 x 100 = 270.56%