Exact multiple of ten
20 is exactly 2 tens. Its ones digit is zero, so no ones word or hyphen is added.
20 in words: twenty
20
In words
Twenty
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How 20 is built
Pattern: Exact multiple of ten
20 is exactly 2 tens. Its ones digit is zero, so no ones word or hyphen is added.
20 has one non-zero place value, so its expanded form is unchanged.
Digit and place-value table
| Digit | Position | Value | Value in words |
|---|---|---|---|
| 2 | tens | 20 | twenty |
| 0 | ones | 0 | not spoken |
Reading the number in groups
| Group | Digits | Reading |
|---|---|---|
| units group | 20 | twenty |
Why 20 is written this way
Silent zero positions
The ones position contains zero. It preserves place value in the numeral but adds no spoken word.
Number structure
- 20 has 2 digits and 1 place-value group.
- 1 position contributes a spoken value; 1 zero position is silent.
- Its single two-digit group is 20, written “twenty”.