Whole Part and Fractional Part
This mixed decimal combines the whole part 1 with the fractional part 317/1000. In place-value words, "and" marks that boundary.
Decimal in the thousandths place
1.317 in Words
1.317 is a positive terminating decimal greater than 1. It has 3 decimal places, and its final digit is in the thousandths place.
Direct Answer
1.317 in words is one point three one seven.
1.317 Place-Value Breakdown
The digits 1 form the whole-number part, while 3 in the tenth place, 1 in the hundredth place, and 7 in the thousandth place.
| Part | Digit | Place | Digit value |
|---|---|---|---|
| Whole part | 1 | ones | 1 |
| Decimal part | 3 | tenth | 3/10 |
| Decimal part | 1 | hundredth | 1/100 |
| Decimal part | 7 | thousandth | 7/1000 |
What Kind of Decimal Is 1.317?
1.317 is a positive terminating decimal greater than 1. It is written to the thousandths place.
Expanded Form of 1.317
1.317 = 1 + 3/10 + 1/100 + 7/1000
1.317 = 1 + 317/1000
1.317 = 1 317/1000
The final nonzero digit is in the thousandths place, so its value is expressed with a denominator of 1000.
Why 1317/1000 Is Already in Lowest Terms
There are 3 decimal places, so the exact fraction is 1317/1000.
The greatest common divisor of its numerator and denominator is 1, so the fraction cannot be reduced further.
As a mixed fraction, the value is 1 317/1000.
1.317 as a Percentage
To convert 1.317 to a percentage, multiply it by 100.
1.317 × 100 = 131.7
Therefore, 1.317 = 131.7%.
Decimals Equivalent to 1.317
1.317 = 1.3170 = 1.31700
Adding zeros to the right of a decimal does not change its numerical value. It does change the number of written decimal places and may communicate different precision.
| Decimal | Final place | Exact fraction | Simplified value |
|---|---|---|---|
| 1.317 | thousandths | 1317/1000 | 1317/1000 |
| 1.3170 | ten-thousandths | 13170/10000 | 1317/1000 |
| 1.31700 | hundred-thousandths | 131700/100000 | 1317/1000 |
1.317 on a Number Line
1.317 lies between 1 and 2. It is 0.683 below 2 and 0.317 above 1.
11.3172
1.317 Compared with Similar Decimals
| Decimal | Spoken form | Place-value form | Fraction | Percentage | Relationship |
|---|---|---|---|---|---|
| 0.1317 | zero point one three one seven | one thousand three hundred seventeen ten-thousandths | 1317/10000 | 13.17% | ten times smaller than 1.317 |
| 1.317 | one point three one seven | one and three hundred seventeen thousandths | 1317/1000 | 131.7% | current value |
| 1.3170 | one point three one seven zero | one and three thousand one hundred seventy ten-thousandths | 1317/1000 | 131.7% | same numerical value, written to the ten-thousandths place |
| 13.17 | thirteen point one seven | thirteen and seventeen hundredths | 1317/100 | 1317% | ten times larger than 1.317 |
Quick Practice
How is 1.317 read digit by digit?
One point three one seven.
What is the place-value word form of 1.317?
One and three hundred seventeen thousandths.
What fraction is 1.317 in lowest terms?
1317/1000.
What percentage is equal to 1.317?
131.7%.
What is 1.317 as a mixed fraction?
1 317/1000.
Between which whole numbers does 1.317 lie?
Between 1 and 2.
Frequently Asked Questions
How do you write 1.317 in words?
1.317 in words is one point three one seven.
Why is 1.317 called one and three hundred seventeen thousandths?
Because the digit 3 is in the thousandths place. Therefore, 1.317 represents one and three hundred seventeen thousandths.
What fraction is 1.317?
1.317 is 1317/1000 exactly and 1317/1000 in lowest terms.
Is 1317/1000 already in lowest terms?
Yes. Its numerator and denominator have a greatest common divisor of 1.
What percentage is 1.317?
1.317 is equal to 131.7%.
Is 1.317 the same as 1.3170?
Yes. 1.317 and 1.3170 have the same numerical value. However, 1.317 is written to the thousandths place, while 1.3170 is written to the ten-thousandths place and may communicate greater recorded precision.
Is 1.317 larger than 0.1317?
Yes. 1.317 is ten times as large as 0.1317.
What type of decimal is 1.317?
1.317 is a positive terminating decimal greater than 1. It is written to 3 decimal places and represents one and three hundred seventeen thousandths.