172.53% is the change from 91 to 248
Calculation steps:
[( 248 - 91 ) ÷ 91] x 100 = 172.53%
Formula
Percentage change = [(248 - 91) / 91] x 100
Subtract the new number by the original number
248 - 91 = 157
157 ÷ 91 = 1.7252747252747254
1.7252747252747254 x 100 = 172.53%