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Grade 8 maths · E.8 · Slope

Slope from a table: fractions

Pick two columns of the table. Slope = change in y ÷ change in x.

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  1. The table shows a linear relationship: x = −1, 3, 7, 11 and y = 1, 3, 5, 7. What is the slope?

    Answer: 1/2

  2. The table shows a linear relationship: x = −1, 2, 5, 8 and y = 7, 6, 5, 4. What is the slope?

    Answer: -1/3

  3. The table shows a linear relationship: x = −5, 1, 7, 13 and y = 4, 8, 12, 16. What is the slope?

    Answer: 2/3

Tip: Pick two columns of the table. Slope = change in y ÷ change in x.

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