101.3% is the change from 154 to 310
Calculation steps:
[( 310 - 154 ) ÷ 154] x 100 = 101.3%
Formula
Percentage change = [(310 - 154) / 154] x 100
Subtract the new number by the original number
310 - 154 = 156
156 ÷ 154 = 1.0129870129870129
1.0129870129870129 x 100 = 101.3%