252.38% is the change from 189 to 666
Calculation steps:
[( 666 - 189 ) ÷ 189] x 100 = 252.38%
Formula
Percentage change = [(666 - 189) / 189] x 100
Subtract the new number by the original number
666 - 189 = 477
477 ÷ 189 = 2.5238095238095237
2.5238095238095237 x 100 = 252.38%