Standard #: MA.7.NSO.2.2


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Add, subtract, multiply and divide rational numbers with procedural fluency.


Related Courses

Course Number1111 Course Title222
1200400: Foundational Skills in Mathematics 9-12 (Specifically in versions: 2014 - 2015, 2015 - 2022, 2022 and beyond (current))
1205020: M/J Accelerated Mathematics Grade 6 (Specifically in versions: 2014 - 2015, 2015 - 2020, 2020 - 2022, 2022 and beyond (current))
1205040: M/J Grade 7 Mathematics (Specifically in versions: 2014 - 2015, 2015 - 2022, 2022 and beyond (current))
1204000: M/J Foundational Skills in Mathematics 6-8 (Specifically in versions: 2014 - 2015, 2015 - 2022, 2022 and beyond (current))
7812020: Access M/J Grade 7 Mathematics (Specifically in versions: 2014 - 2015, 2015 - 2018, 2018 - 2019, 2019 - 2022, 2022 and beyond (current))


Related Access Points

Access Point Number Access Point Title
MA.7.NSO.2.AP.2 Using tools or models, add, subtract, multiply and divide rational numbers.


Related Resources

Educational Game

Name Description
Fraction Quiz

Test your fraction skills by answering questions on this site. This quiz asks you to simplify fractions, convert fractions to decimals and percentages, and answer algebra questions involving fractions. You can even choose difficulty level, question types, and time limit.

Educational Software / Tool

Name Description
Arithmetic Quiz

In this activity, students solve arithmetic problems involving whole numbers, integers, addition, subtraction, multiplication, and division. This activity allows students to track their progress in learning how to perform arithmetic on whole numbers and integers. This activity includes supplemental materials, including background information about the topics covered, a description of how to use the application, and exploration questions for use with the java applet.

Formative Assessments

Name Description
Complex Fractions

Students are asked to rewrite complex fractions as simple fractions in lowest terms.

Positive and Negative Fractions

Students are asked to add, subtract, multiply, and divide positive and negative fractions.

Rational Water Management

Students are asked to combine rational numbers, including fractions and decimals, and use the properties of operations to simplify calculations.

Understanding Products

Students are asked to explain why the product of a positive and a negative rational number is negative.

Negatives Explained

Students are asked to describe a real-world context for a given expression involving the product of two rational numbers.

Applying Rational Number Properties

Students are asked to evaluate expressions involving multiplication of rational numbers and use the properties of operations to simplify calculations.

Lesson Plans

Name Description
Independent Compound Probability

During this lesson, students will use Punnett Squares to determine the probability of an offspring's characteristics.

Decisions, Decisions!

In this Model Eliciting Activity, MEA, students will research a list of companies to invest in through purchasing stocks. Students will calculate the amount invested and readjust their investment choices.

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.

Tutorial

Name Description
Adding and Subtracting Numbers in Different Formats

In this example, we will work with three numbers in different formats: a percent, a decimal, and a mixed number.

Video/Audio/Animation

Name Description
Interpreting Negative Number Statements

Explore negative numbers to represent real world situations in this tutorial.

Student Resources

Educational Game

Name Description
Fraction Quiz:

Test your fraction skills by answering questions on this site. This quiz asks you to simplify fractions, convert fractions to decimals and percentages, and answer algebra questions involving fractions. You can even choose difficulty level, question types, and time limit.

Educational Software / Tool

Name Description
Arithmetic Quiz:

In this activity, students solve arithmetic problems involving whole numbers, integers, addition, subtraction, multiplication, and division. This activity allows students to track their progress in learning how to perform arithmetic on whole numbers and integers. This activity includes supplemental materials, including background information about the topics covered, a description of how to use the application, and exploration questions for use with the java applet.

Tutorial

Name Description
Adding and Subtracting Numbers in Different Formats:

In this example, we will work with three numbers in different formats: a percent, a decimal, and a mixed number.



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