Grade 2 Math · Number and Number Sense
Virginia SOL 2.NS.3
Virginia SOL 2.NS.3 is part of the Number and Number Sense strand in Grade 2 Math (Math). Under this Standards of Learning objective, students use mathematical reasoning and justification to solve contextual problems involving partitioning models into equal-sized parts. Below is what 2.NS.3 covers in plain language, the specific skills it is assessed on, the key concepts to review, and how to practice 2.NS.3 for the Virginia SOL test.
What SOL 2.NS.3 means
Use mathematical reasoning and justification to solve contextual problems involving partitioning models into equal-sized parts.
Skills you’ll practice for 2.NS.3
- Model and describe fractions as representing equal-size parts of a whole.
- Describe the relationship between the number of fractional parts needed to make a whole and the size of the parts.
- Compose the whole for a given fractional part and its value for halves, fourths, eighths, thirds, and sixths.
- Count by unit fractions up to two wholes using same-size fraction pieces from a region/area model.
- Represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using region/area models.
- Represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using length models.
- Represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using set models.
- Compare unit fractions for halves, fourths, eighths, thirds, and sixths using words and symbols with region/area and length models.
Key concepts covered by 2.NS.3
- fractions
- equal parts
- whole
- fractional parts
- size relationship
- compose whole
- fractional part
- halves
- fourths
- eighths
- thirds
- sixths
- unit fractions
- count fractions
- region model
- two wholes
- length model
- set model
- compare fractions
- greater than
- less than
- equal to
How to study and practice SOL 2.NS.3
Start with a quick diagnostic to see whether 2.NS.3 is already solid, then work each skill above with guided notes, flashcards, and SOL-style practice questions. For official released items, see our Virginia SOL practice tests guide and how to study for the SOL test.
Related Grade 2 Math standards in Number and Number Sense
- 2.NS.1 — Utilize flexible counting strategies to determine and describe quantities up to 200, including skip counting and identifying even/odd numbers.
- 2.NS.2 — Demonstrate understanding of the ten-to-one relationships of the base 10 number system to represent, compare, and order whole numbers up to 999.
- 2.NS.4 — Solve problems involving counting and representing money amounts up to $2.00.
Frequently asked questions about SOL 2.NS.3
What is Virginia SOL 2.NS.3?
SOL 2.NS.3 is a Grade 2 Math Standard of Learning in the Number and Number Sense strand. It expects students to use mathematical reasoning and justification to solve contextual problems involving partitioning models into equal-sized parts.
What skills does SOL 2.NS.3 cover?
SOL 2.NS.3 is assessed on 8 skills: model and describe fractions as representing equal-size parts of a whole; describe the relationship between the number of fractional parts needed to make a whole and the size of the parts; compose the whole for a given fractional part and its value for halves, fourths, eighths, thirds, and sixths; count by unit fractions up to two wholes using same-size fraction pieces from a region/area model; represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using region/area models; represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using length models; represent, name, and write fractional parts of a whole for halves, fourths, eighths, thirds, and sixths using set models; compare unit fractions for halves, fourths, eighths, thirds, and sixths using words and symbols with region/area and length models.
What strand of Grade 2 Math is SOL 2.NS.3 in?
SOL 2.NS.3 belongs to the Number and Number Sense reporting strand of the Grade 2 Math Virginia Standards of Learning.
How do I study and practice for SOL 2.NS.3?
Start with a diagnostic to see whether 2.NS.3 is already solid, then work the 8 skills above with guided notes, flashcards, and SOL-style practice questions. For official released items, see the Virginia SOL practice tests guide.