Rounding Calculator › round 18 to the nearest 10
Round 18 to the Nearest 10
18 rounded to the nearest ten = 20
| Rounded to nearest 10 | 20 |
| Rounded up | 20 |
| Rounded down | 10 |
Why 18 rounds to 20
18 sits between 10 and 20 on the number line. It is 8 above 10 and 2 below 20, so it is closer to 20.
The shortcut: look at the digit just right of the tens place — that deciding digit is 8. Since 8 is 5 or more, you round up, 18 → 20. The halfway mark here is 15.
Round 18 to other place values
Round nearby numbers to the nearest 10
Frequently asked questions
What is 18 rounded to the nearest 10?
18 rounded to the nearest ten (10) is 20.
How do you round 18 to the nearest 10?
Look at the digit to the right of the tens place. Here 18 sits between 10 and 20; since it is closer to 20 (round-half-up), the answer is 20.