Thousands with an exact hundred
21,400 splits into 21 | 400. The final group is the exact hundred “four hundred”.
21400 in words: twenty-one thousand four hundred
21,400
In words
Twenty-one thousand four hundred
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How 21,400 is built
Pattern: Thousands with an exact hundred
21,400 splits into 21 | 400. The final group is the exact hundred “four hundred”.
Digit and place-value table
| Digit | Position | Value | Value in words |
|---|---|---|---|
| 2 | ten-thousands | 20,000 | twenty thousand |
| 1 | thousands | 1,000 | one thousand |
| 4 | hundreds | 400 | four hundred |
| 0 | tens | 0 | not spoken |
| 0 | ones | 0 | not spoken |
Reading the number in groups
| Group | Digits | Reading |
|---|---|---|
| thousands | 21 | twenty-one thousand |
| final group | 400 | four hundred |
Why 21,400 is written this way
Group boundary: 21 | 400
The comma boundary separates 21 from 400: “twenty-one thousand” is read before “four hundred”.
Silent zero positions
The tens and ones positions contain zero. They preserve place value in the numeral but add no spoken word.
Hyphenation
The spelling contains one hyphen. Each hyphen joins a tens word to a non-zero ones word inside the same two-digit group.
Number structure
- 21,400 has 5 digits and 2 place-value groups.
- 3 positions contribute a spoken value; 2 zero positions are silent.
- Its thousands group is 21; its final three-digit group is 400.