Place Value of 31790
Every number consists of digits in specific positions that determine its value. The number 31790 has a unique place value breakdown that helps us understand how each digit contributes to the overall number.
Place Value Breakdown for 31790
Whole Number Part
Ten Thousands | Thousands | Hundreds | Tens | Ones |
---|---|---|---|---|
0 | 9 | 7 | 1 | 3 |
What Does This Mean?
In our base-10 number system, each position represents a different power of 10:
- Digits to the left of the decimal point represent whole numbers (ones, tens, hundreds, etc.)
- Digits to the right of the decimal point represent fractions (tenths, hundredths, thousandths, etc.)
- Each position's value is 10 times greater than the position to its right
Expanded Form
When we write 31790 in expanded form, we show exactly how each digit contributes to the total value:
Real-World Applications
The number 31790 could be used in various real-world scenarios:
Currency
$31790
Measurement
31790 meters
Scientific Data
31790 units
Academic Scores
31790 points
Teaching Tips
Understanding place value is fundamental to mathematics. Here are some tips for educators:
- Use physical manipulatives like base-10 blocks to represent different place values
- Practice reading large numbers by breaking them into groups of three digits
- Compare numbers with the same digits in different orders to highlight place value
- Connect place value to everyday contexts like money and measurement