# Question #31cbf

##### 1 Answer

Jan 5, 2015

When rounding, you **only** look at the decimal right behind the one you'll be rounding to.

If this is 5 or more, you round **up** , otherwise you just cut off (or round down, which is the same).

**up** :

**up** :

**Common mistake: Rounding in steps.**

**Task** : Round

3rd decimal is 9 so the 8 before is is rounded up to 9

2th decimal is now 9, so 3th decimal is rounded up to 5

1st decimal is now 5, the answer is

**WRONG!**

If you want a whole number, as in this case, you only look at the first decimal, which is 4, so the right answer is

(Even 5.4999999 would be rounded to 5)