64.9% is the change from 151 to 249
Calculation steps:
[( 249 - 151 ) ÷ 151] x 100 = 64.9%
Formula
Percentage change = [(249 - 151) / 151] x 100
Subtract the new number by the original number
249 - 151 = 98
98 ÷ 151 = 0.6490066225165563
0.6490066225165563 x 100 = 64.9%