WA20.10
Extend and apply proportional thinking to solve problems that involve unit analysis and scale.

C,CN,PS,R,T,V

Indicators for this outcome
(a)

Explain the process of unit analysis used to solve a problem (e.g., given km/h and time in hours, determine how many km; given revolutions per minute, determine the number of revolutions per second).

(b)

Solve situational questions, using unit analysis, and explain the reasoning.

(c)

Explain, using examples, how unit analysis and proportional reasoning are related (e.g., to change km/h to km/min, multiply by 1h/60min because hours and minutes are proportional or have a constant relationship).

(d)

Solve, using personal strategies such as applying proportions or interpreting tables, situational questions that involve conversions of units within and between SI and/or imperial systems of measurement (e.g., km to m or km/h to ft/sec).

(e)

Describe, using examples, contexts in which scale representations are used.

(f)

Determine, using proportional reasoning, the dimensions of objects, given scale drawings or models.

(g)

Construct models of 3-D objects, given the scale.

(h)

Draw, with or without technology, a scale diagram of 3-D objects.

(i)

Solve situational questions that involve scale and explain the reasoning.

(j)

Explain the importance of scale in mathematical drawings and/or in situational applications.

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R053289
MathWorks 11
MathWorks 11 enables students to make connections between school mathematics and the workplace.
•  MathWorks 11. Student Resource
•  MathWorks 11. Student Resource Digital (CD-ROM)
•  MathWorks 11. Student Resource Digital Licence
•  MathWorks 11. Student Resource Package (Book and CD)
•  MathWorks 11. Teacher Resource
•  MathWorks 11. Teacher Resource Digital (CD-ROM)
•  MathWorks 11. Teacher Resource Package (Book and CD)
Media and Formats : Book CD/DVD
Price : Free
Record posted/updated: August 14, 2019