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STANDARDS

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US-NC

Math

North Carolina Math

Grade 7: Ratio and Proportional Relationships

Analyze proportional relationships and use them to solve real-world and mathematical problems.

NC.7.RP.1

Fully covered
Compute unit rates associated with ratios of fractions to solve real-world and mathematical problems.

NC.7.RP.2

Recognize and represent proportional relationships between quantities.

NC.7.RP.2.a

Understand that a proportion is a relationship of equality between ratios.

NC.7.RP.2.a.1
Fully covered
Represent proportional relationships using tables and graphs.
NC.7.RP.2.a.2
Fully covered
Recognize whether ratios are in a proportional relationship using tables and graphs.
NC.7.RP.2.a.3
Fully covered
Compare two different proportional relationships using tables, graphs, equations, and verbal descriptions.

NC.7.RP.2.b

Fully covered
Identify the unit rate (constant of proportionality) within two quantities in a proportional relationship using tables, graphs, equations, and verbal descriptions.

NC.7.RP.2.c

Mostly covered
Create equations and graphs to represent proportional relationships.

NC.7.RP.2.d

Use a graphical representation of a proportional relationship in context to:

NC.7.RP.2.d.1
Fully covered
Explain the meaning of any point (x,y).
NC.7.RP.2.d.2
Fully covered
Explain the meaning of (0, 0) and why it is included.
NC.7.RP.2.d.3
Fully covered
Understand that the y-coordinate of the ordered pair (1,r) corresponds to the unit rate and explain its meaning.

NC.7.RP.3

Fully covered
Use scale factors and unit rates in proportional relationships to solve ratio and percent problems.