70.48% is the change from 227 to 387
Calculation steps:
[( 387 - 227 ) ÷ 227] x 100 = 70.48%
Formula
Percentage change = [(387 - 227) / 227] x 100
Subtract the new number by the original number
387 - 227 = 160
160 ÷ 227 = 0.7048458149779736
0.7048458149779736 x 100 = 70.48%