you can use the same condition how you calculate
val = ((dbl_2 - dbl_1)/dbl_1)*100
maxVal = 5
If ( val < maxVal)
acceptable value
Else
Not acceptable
you can use the same condition how you calculate
val = ((dbl_2 - dbl_1)/dbl_1)*100
maxVal = 5
If ( val < maxVal)
acceptable value
Else
Not acceptable