157.14% is the change from 105 to 270
Calculation steps:
[( 270 - 105 ) ÷ 105] x 100 = 157.14%
Formula
Percentage change = [(270 - 105) / 105] x 100
Subtract the new number by the original number
270 - 105 = 165
165 ÷ 105 = 1.5714285714285714
1.5714285714285714 x 100 = 157.14%