Fraction Concepts Testing Package
FRCON – Basic Fraction Concepts
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This test will identify misunderstandings in number sense by exploring the following:
- Basic fractions terminology such as numerator and denominator
- Identifying shaded vs unshaded parts of the illustration

- If the student answered A, in identifying the name of a fraction, student misread of directions, reversed the word shaded and unshaded.
- If the student answered B, in identifying the name of a fraction, student wrote shaded to unshaded rather than shaded to whole.
- If the student answered C, the student answered correctly.
- If the student answered D, in identifying the name of a fraction, student interchanged numerator with denominator and reversed the word shaded and unshaded.
- If the student answered E, in identifying the name of a fraction, student simply counted the number of parts that are unshaded, no fraction identified.
FRCIR – Fractions – Shaded Circles
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding of number sense referring to fractions and mixed numbers
- Basic understanding of fractions – Numerators vs denominators, Shaded vs Unshaded
- Ability to express a value in terms of a fraction

- If the student answered A, in identifying the name of a fraction, the student wrote shaded to unshaded rather than shaded to whole.
- If the student answered B, in identifying the name of a fraction, the student wrote unshaded to shaded rather than shaded to whole.
- If the student answered C, the student answered correctly.
- If the student answered D, in identifying the name of a fraction, the student simply counted the number of parts that are shaded, no fraction identified.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRRECT – Fractions – Shaded Rectangles
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding of number sense referring to fractions and mixed numbers
- Basic understanding of fractions – Numerators vs denominators, Shaded vs Unshaded
- Ability to express a value in terms of a fraction

- If the student answered A, in identifying the name of a fraction, the student wrote unshaded to shaded rather than unshaded to whole.
- If the student answered B, when identifying the fraction, the student interchanges numerator with denominator, with or without mixed number.
- If the student answered C, the student answered correctly.
- If the student answered D, in identifying the name of a fraction, the student simply counted the number of parts that are unshaded, no fraction identified.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRPIE – Fractions – Shaded Pies
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding of number sense referring to fractions and mixed numbers
- Basic understanding of fractions – Numerators vs denominators, Shaded vs Unshaded
- Ability to express a value in terms of a fraction

- If the student answered A, the student answered correctly.
- If the student answered B, in identifying the name of a fraction, the student wrote shaded to unshaded rather than shaded to whole.
- If the student answered C, when identifying the fraction, the student interchanges numerator with denominator, with or without mixed number.
- If the student answered D, when identifying the fraction, the student misread the directions. The fraction shaded will be written in terms of the unshaded pieces.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRNL – Fractions – Number Lines
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s ability to gauge proportionality within the number line
- Student’s ability to recognize the overall unit values of the number line marks in relation to the entire line
- Spatial understanding is weak. Student cannot estimate equal parts when no hash marks are included

- If the student answered A, the student answered correctly.
- If the student answered B, in identifying the name of a fraction, the student interchanged numerator with denominator, with or without mixed number.
- If the student answered C, when identifying the fraction on number line, the student noted only numerator and not a denominator. Expressed as a whole number only. No fraction ID.
- If the student answered D, the student’s spatial understanding weak. The student cannot estimate equal parts when no hash marks are included.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRCC – Fractions – Comparison and Conversion
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding of number sense referring to fractions relative to other fractions
- Procedural steps to convert a fraction
- Skill of how to use reasoning to compare rather than computing

- If the student answered A, in Numeracy of Fractions, the student fails to recognize mixed fractions within a number model.
- If the student answered B, in Numeracy of Fractions, the student fails to recognize mixed fractions within a number model.
- If the student answered C, in Numeracy of Fractions, the student fails to recognize mixed fractions within a number model.
- If the student answered D, the student is confused by the question and results in an error pattern unable to be diagnosed.
- If the student answered E, the student answered correctly.
FREQ – Fractions – Equivalents
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding of number sense referring to fractions relative to other fractions
- Basic understanding of fractions – Numerators vs denominators
- Procedural steps to convert a fraction
- Skill of how to use reasoning to compare rather than computing

- If the student answered A, the student answered correctly.
- If the student answered B, these are not equivalent, the student just inverted the Numerator and Denominator.
- If the student answered C, the student failed to find equivalent but created equivalent to one by placing Numerator from the example as both the Numerator and Denominator.
- If the student answered D, the student failed to find equivalent. Instead squaring numerator rather than setting a whole number.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRPN – Fractions – Prime Numbers
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Numeracy of Fractions-Student does not know that 1 is neither prime nor composite.
- Numeracy of Fractions-Minimal understanding of mathematical meaning of prime.
- Numeracy of Fractions-Student does not know that 0 cannot be prime.

- If the student answered A, in Numeracy of Fractions, the student does not know that 1 is neither prime nor composite.
- If the student answered B, the student answered correctly.
- If the student answered C, in Numeracy of Fractions, the student has a minimal understanding of mathematical meaning of prime.
- If the student answered D, in Numeracy of Fractions, the student has a minimal understanding of mathematical meaning of prime.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRPF – Fractions – Prime Factorizations
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Understanding of factoring out fractions and mixed numbers.
- What is a factor?

- If the student answered A, in Numeracy of Fractions, the student does not know how to find the Prime Factorization of the number or does not know which numbers are prime.
- If the student answered B, in Numeracy of Fractions, the student does not know how to find the Prime Factorization of the number or does not know which numbers are prime.
- If the student answered C, in Numeracy of Fractions, the student does not know how to find the Prime Factorization of the number or does not know which numbers are prime.
- If the student answered D, the student answered correctly.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRMULT – Fractions – Multiples
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Understanding the multiples of a number
- Skill needed to simplify or rename fractions and mixed numbers of factoring out fractions and mixed numbers

- If the student answered A, the student answered correctly.
- If the student answered B, the student made a careless error – directions stated to choose the non-multiple, but student chose a multiple.
- If the student answered C, the student made a careless error – directions stated to choose the non-multiple, but student chose a multiple.
- If the student answered D, the student made a careless error – directions stated to choose the non-multiple, but student chose a multiple.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRGCF – Fractions – Greatest Common Factor (GCF)
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding the greatest common factor of number
- Skills needed to simplify fractions and mixed numbers
- GCF must be common factor of both numbers
- Confusion of factor vs multiple

- If the student answered A, in Numeracy of Fractions, the student fails to recognize-GCF is the largest common factor for consideration.
- If the student answered B, the student answered correctly.
- If the student answered C, in Numeracy of Fractions, the student fails to recognize-GCF must be common factor of both numbers.
- If the student answered D, in Numeracy of Fractions, the student confuses factor and multiple.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.
FRLCM – Fractions – Lowest Common Multiple (LCM)
Test Details- Subject: Intermediate Mathematics
- Category: Fraction Concepts
- Suggested Grade Level: 4 thru 8
This diagnostic test explores the following:
- Student’s understanding the lowest common multiples of a number
- Skills needed to rename fractions and mixed numbers in order to add or subtract them
- LCM must be a common multiple that is the least of the numbers
- Confusion of factor vs multiple

- If the student answered A, in Numeracy of Fractions, the student fails to recognize the LCM, confuses GCF for LCM.
- If the student answered B, the student chose lesser of two numbers rather than the LCM.
- If the student answered C, the student answered correctly.
- If the student answered D, in Numeracy of Fractions, the student fails to recognize the LCM, fails to recognize the Common multiple that is the least of the numbers.
- If the student answered E, the student is confused by the question and results in an error pattern unable to be diagnosed.