1.64% is the change from 305 to 310
Calculation steps:
[( 310 - 305 ) ÷ 305] x 100 = 1.64%
Formula
Percentage change = [(310 - 305) / 305] x 100
Subtract the new number by the original number
310 - 305 = 5
5 ÷ 305 = 0.01639344262295082
0.01639344262295082 x 100 = 1.64%