Place Value of 0.138749
Every number consists of digits in specific positions that determine its value. The number 0.138749 has a unique place value breakdown that helps us understand how each digit contributes to the overall number.
Place Value Breakdown for .138749
Decimal Part
Tenths | Hundredths | Thousandths | Ten-Thousandths | 10^-5 | 10^-6 |
---|---|---|---|---|---|
1 | 3 | 8 | 7 | 4 | 9 |
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 0.138749 in expanded form, we show exactly how each digit contributes to the total value:
Real-World Applications
The number 0.138749 could be used in various real-world scenarios:
Currency
$0.138749
Measurement
0.138749 meters
Scientific Data
0.138749 units
Academic Scores
0.138749 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