75.32% is the change from 154 to 270
Calculation steps:
[( 270 - 154 ) ÷ 154] x 100 = 75.32%
Formula
Percentage change = [(270 - 154) / 154] x 100
Subtract the new number by the original number
270 - 154 = 116
116 ÷ 154 = 0.7532467532467533
0.7532467532467533 x 100 = 75.32%