Benchmark Fractions Estimate Difference for 3/4 and 1/2 using nearest 1/8
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Enter 2 fractions below:
Estimate the difference to the nearest 1/8
3
4
-
1
2
Estimate 3/4 with 1/8 as a benchmark:
Display the fraction bar for 3/4
The range is [5/8, 6/8] The halfway point is denoted below:
1
2
*
(5 + 6)
8
1
2
*
11
8
11
16
Therefore, our range is 5/8 < 11/16 < 6/8
Compare our fraction to the mid point
3/4 ≥ 11/16, we round up to 6/8
Estimate 1/2 with 1/8 as a benchmark:
Display the fraction bar for 1/2
The range is [3/8, 4/8] The halfway point is denoted below:
1
2
*
(3 + 4)
8
1
2
*
7
8
7
16
Therefore, our range is 3/8 < 7/16 < 4/8
Compare our fraction to the mid point
1/2 ≥ 7/16, we round up to 4/8
Estimating, we have 6/8 - 4/8
Our estimated answer is 2/8
Display the fraction bar for 2/8
2/8
You have 2 free calculationss remaining
2/8
What is the Answer?
2/8
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.
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