Supporting Idea 6: Number and OperationsArchived

loading spinner
Export Print
Number and Operations
General Information
Number: MA.3.A.6
Title: Number and Operations
Type: Supporting Idea
Subject: X-Mathematics (former standards - 2008) - Archived
Grade: 3
Body of Knowledge: Algebra

Related Benchmarks

This cluster includes the following benchmarks.

Related Access Points

This cluster includes the following access points.

Independent

MA.3.A.6.In.a
Express, represent, and solve problems with cardinal numbers 0 to 30 and ordinal numbers to tenth using sets of objects or pictures, number names, and numerals.
MA.3.A.6.In.b
Apply the concepts of counting and grouping to create sets of tens and ones to identify the value of whole numbers to 30.

Supported

MA.3.A.6.Su.a
Express, represent, and solve problems with numbers to 10 using sets of objects and pictures, number names, and numerals.
MA.3.A.6.Su.b
Use one-to-one correspondence to count sets of objects to 10.

Participatory

MA.3.A.6.Pa.a
Recognize quantities 1 to 3 using sets of objects, pictures, or number names.
MA.3.A.6.Pa.b
Match objects to marked spaces to show one-to-one correspondence for quantities 1 to 3.

Related Resources

Vetted resources educators can use to teach the concepts and skills in this topic.

Lesson Plans

Perfect Pool Plans:

Students will help select the perfect pool construction company to build pools for a vacation housing development. They will have to look at several factors and come up with a plan to find a company that meets the needs of their client.

Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.

Type: Lesson Plan

Spacesuits Unlimited MEA:

In this open-ended problem, students will work in teams to determine a procedure for selecting a company from which to purchase spacesuits. Students will make decisions based on a table that includes company, cost per suit, color, durability, materials, and comfort. Students will determine the price per flight, graph the provided information, and write a letter to the client providing evidence for their decisions.

Model Eliciting Activities, MEAs, are open-ended, interdisciplinary problem-solving activities that are meant to reveal students’ thinking about the concepts embedded in realistic situations. Click here to learn more about MEAs and how they can transform your classroom.

Type: Lesson Plan

How Many Seeds in a Pumpkin?:

In this hands-on math exploration, students will use knowledge of estimation and multiplication to develop strategies for estimating how many seeds are in a medium-sized pumpkin.

Type: Lesson Plan

Teaching Ideas

More Place Value Activities:

This webpage contains instructions for several activities and games designed to develop students' understanding of place value while reinforcing addition and subtraction skills. Downloadable materials and suggestions for variations are included along with links to online games. This is the second of two pages of similar activities. The first, Place Value Activities, is cataloged separately.

Type: Teaching Idea

Shamu Math-SeaWorld Classroom Activity:

In this activity, the students demonstrate that numbers can be used to describe various quantities and relationships between quantities. Students gain experience adding, subtracting, multiplying, and dividing - building their understanding of how numbers are put together and taken apart. Students connect what they know to symbolic representation using number sentences.

Type: Teaching Idea

Student Resources

Vetted resources students can use to learn the concepts and skills in this topic.

Parent Resources

Vetted resources caregivers can use to help students learn the concepts and skills in this topic.