1.
Rules in rounding off number.
If the number next to the place value that you want to round off is less than
5, then the value will round down. But if the number next to the place value
that you want to round off is more than 5 then you need to round down.
Your given number Is how 0.1 is rounded
Here are the possible ways
=> 0.05 round off to 0.1
=> 0.12 round off to 0.1
