69.86% is the change from 146 to 248
Calculation steps:
[( 248 - 146 ) ÷ 146] x 100 = 69.86%
Formula
Percentage change = [(248 - 146) / 146] x 100
Subtract the new number by the original number
248 - 146 = 102
102 ÷ 146 = 0.6986301369863014
0.6986301369863014 x 100 = 69.86%