N9.2
Demonstrate understanding of rational numbers including:
  • comparing and ordering
  • relating to other types of numbers
  • solving situational questions.

[C, CN, PS, R, T, V]

Indicators for this outcome
(a)

Order a given set of rational numbers, in fraction and decimal form, by placing them on a number line and explaining the reasoning used (e.g., 3/5, - 0.666, 4,... , 0.5, -5/8).

(b)

Determine a rational number between two given rational numbers and describe the strategy used.

(c)

Create a representation depicting how whole numbers, fractions, decimals, integers, square roots, and rational numbers are related to each other.

(d)

Provide examples to explain how knowing about how to add, subtract, multiply, and divide integers and positive rational numbers informs knowing how to add, subtract, multiply, and divide rational numbers.

(e)

Provide examples to demonstrate how the order of operations can be extended to rational numbers.

(f)

Solve situational questions involving operations on rational numbers, with or without the use of technology.

(g)

Analyze a simplification of an expression involving rational numbers for errors.

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R012392
Open Questions for Rich Math Lessons. Grades 7-9 (WNCP)
The resources in this series provide a range of open questions that cover the various parts of a problem-solving lesson. These questions may be used to discuss math concepts, to provide practice for concepts and skills, to create extra challenges for students or to act as models for developing your own open questions. Each book in the series focuses on a specific strand: Number, Patterns and Relations/Statistics and Probability and Shape and Space.
•  Open Questions for Rich Math Lessons. Grades 7-9, Number Strand
•  Open Questions for Rich Math Lessons. Grades 7-9, Patterns and Relations, Statistics and Probability
•  Open Questions for Rich Math Lessons. Grades 7-9, Shape and Space
Media and Formats : Book
Price : $54.95 ea.
Record posted/updated: February 10, 2020