Enter 2 fractions below:
Estimate the difference to the nearest 1/8
| 4 | |
| 5 |
| - |
| 1 |
| 3 |
Estimate 4/5 with 1/8 as a benchmark:
Display the fraction bar for 4/5
The halfway point is denoted below:
| 1 | |
| 2 |
| * |
| (6 + 7) |
| 8 |
| 1 | |
| 2 |
| * |
| 13 |
| 8 |
| 13 | |
| 16 |
Therefore, our range is 6/8 < 13/16 < 7/8
Compare our fraction to the mid point
4/5 < 13/16, we round down to 6/8Estimate 1/3 with 1/8 as a benchmark:
Display the fraction bar for 1/3
The halfway point is denoted below:
| 1 | |
| 2 |
| * |
| (2 + 3) |
| 8 |
| 1 | |
| 2 |
| * |
| 5 |
| 8 |
| 5 | |
| 16 |
Therefore, our range is 2/8 < 5/16 < 3/8
Compare our fraction to the mid point
1/3 ≥ 5/16, we round up to 3/8Estimating, we have 6/8 - 3/8
Our estimated answer is 3/8Display the fraction bar for 3/8
3/8
You have 2 free calculationss remaining
3/8
What is the Answer?
3/8
How does the Benchmark Fractions Calculator work?
Free Benchmark Fractions Calculator - Adds or Subtracts or Compares 2 fractions using estimating sums or estimating differences with benchmark fractions.
This calculator has 2 inputs.
This calculator has 2 inputs.
What 2 formulas are used for the Benchmark Fractions Calculator?
What 8 concepts are covered in the Benchmark Fractions Calculator?
- benchmark
- benchmark fractions
- common fraction that gives you a reference to measure other fractionswith
- compare
- estimate, measure, or note the similarity or difference between
- denominator
- The bottom portion of a fraction. For a/b, b is the denominator
- difference
- the result of one of the important mathematical operations, which is obtained by subtracting two numbers
- fraction
- how many parts of a certain size exist
a/b where a is the numerator and b is the denominator - numerator
- the number above the line in a common fraction
- sum
- the total amount resulting from the addition of two or more numbers, amounts, or items
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