77.63% is the change from 152 to 270
Calculation steps:
[( 270 - 152 ) ÷ 152] x 100 = 77.63%
Formula
Percentage change = [(270 - 152) / 152] x 100
Subtract the new number by the original number
270 - 152 = 118
118 ÷ 152 = 0.7763157894736842
0.7763157894736842 x 100 = 77.63%