Time: ~ 5 weeks
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Calculate percentage change.
Solve problems with “promille”.
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Understand the percentage multiplier (förändringsfaktor) related to an increase or a decrease.
Learn to calculate with chain percentage.
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Understand what a function is.
Use a coordinate system.
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Understand what a linear function is.
Recognize the formula of a linear function related to a graph.
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Solve problems related to linear functions.
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Recognize situations of proportionality.
Recognize a graph related to proportionality.