Supporting Idea 5 : Number and Operations (Archived)



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Number and Operations

General Information

Number: MA.6.A.5
Title: Number and Operations
Type: Supporting Idea
Subject: X-Mathematics (former standards - 2008) - Archived
Grade: 6
Body of Knowledge: Algebra

Related Benchmarks

This cluster includes the following benchmarks
Code Description
MA.6.A.5.1: Use equivalent forms of fractions, decimals, and percents to solve problems.
MA.6.A.5.2: Compare and order fractions, decimals, and percents, including finding their approximate location on a number line.
MA.6.A.5.3: Estimate the results of computations with fractions, decimals, and percents, and judge the reasonableness of the results.


Related Access Points

This cluster includes the following access points.

Independent

Access Point Number Access Point Title
MA.6.A.5.In.a: Express, represent, and use whole numbers to 200 in various contexts.
MA.6.A.5.In.b: Identify the value of money to $2.00 expressed as a decimal.
MA.6.A.5.In.c: Compare fractional parts of the same size objects or sets, including halves, fourths, thirds, and eighths.
MA.6.A.5.In.d: Solve two-step real-world problems involving addition and subtraction of two-digit numbers and check for accuracy using the reverse operation.
MA.6.A.5.In.e: Use a grouping strategy or place value to round to the nearest ten to determine a reasonable estimate in problem situations involving whole numbers to 100, and check for accuracy.

Supported

Access Point Number Access Point Title
MA.6.A.5.Su.a: Express, represent, and use whole numbers to 50 using objects, pictures, number names, and numerals, in various contexts.
MA.6.A.5.Su.b: Identify the value of coins to $.50 expressed as a decimal.
MA.6.A.5.Su.c: Compare and order whole numbers to 50 using objects, pictures, number names, and numerals.
MA.6.A.5.Su.d: Solve real-world problems involving addition and subtraction with sums to 50 using strategies such as representing and grouping objects or tallies.
MA.6.A.5.Su.e: Apply the concepts of counting and grouping to identify the value of whole numbers to 50.

Participatory

Access Point Number Access Point Title
MA.6.A.5.Pa.a: Match two or more objects to identical objects to 6 using one-to-one correspondence.
MA.6.A.5.Pa.b: Compare the size of parts of objects to the whole to determine which is the largest or smallest.
MA.6.A.5.Pa.c: Solve simple problems involving joining or separating sets of objects to 6.


Related Resources

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

Lesson Plans

Name Description
Can I Have Some Decimals with that Fraction?:

This lesson allows students to explore how to convert fractions and decimals back and forth through the use of transparencies to aid in easy conversion. This is a good lesson to ease into the subject of converting the two, as it uses visual aids and manipulatives.

Recognizing Proportional Relationships to Develop Sense of Scale: This 90-minute lesson (15-minute pre-lesson, 60-minute lesson and 15-minute follow up lesson or homework) asks students to analyze proportional relationships to solve real world and mathematical problems. The examples use recipes, paint, and buildings. Students begin by working individually, then in pairs or threes, and then as a whole class. Student will need calculators, large sheets of paper to make a poster and the lesson materials.

Problem-Solving Task

Name Description
Space Math: Lunar Cratering:

Students explore the formation of craters on the lunar surface using real world imaging data and mathematical reasoning. Students make observations and inferences about the time that impact craters were formed using probability and percentages.

Tutorial

Name Description
Ordering Numeric Expressions :

The video demonstrates rewriting given numbers in a common format (as decimals), so they can be compared and ordered.



Student Resources

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

Tutorial

Title Description
Ordering Numeric Expressions :

The video demonstrates rewriting given numbers in a common format (as decimals), so they can be compared and ordered.



Parent Resources

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

Tutorial

Title Description
Ordering Numeric Expressions :

The video demonstrates rewriting given numbers in a common format (as decimals), so they can be compared and ordered.