rounding numbers in a specific values

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By having this number Num=10.25
and It's wanted to round it to 10.5
What function should be used to round 10.25 to 10.5 ?
Thanks in advance

Accepted Answer

Guillaume
Guillaume on 7 Mar 2020
multiply by 2, round to the nearest integer, divide back by 2 => round to the nearest 1/2:
>> Num = 10.25;
>> round(Num*2)/2
ans =
10.5

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