64.71% is the change from 272 to 448
Calculation steps:
[( 448 - 272 ) ÷ 272] x 100 = 64.71%
Formula
Percentage change = [(448 - 272) / 272] x 100
Subtract the new number by the original number
448 - 272 = 176
176 ÷ 272 = 0.6470588235294118
0.6470588235294118 x 100 = 64.71%