150.51% is the change from 99 to 248
Calculation steps:
[( 248 - 99 ) ÷ 99] x 100 = 150.51%
Formula
Percentage change = [(248 - 99) / 99] x 100
Subtract the new number by the original number
248 - 99 = 149
149 ÷ 99 = 1.505050505050505
1.505050505050505 x 100 = 150.51%