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HOW TO READ A SCALE RULER

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Presentation on theme: "HOW TO READ A SCALE RULER"— Presentation transcript:

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2 HOW TO READ A SCALE RULER

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4 Locate appropriate scale factor at end of scale ruler

5 Place line or object to be measured at zero

6 Read measurements from side of scale factor to end of line or object
Scale factor on left = Read measurements from left to right

7 Scale factor on right = Read measurements from right to left

8 Be careful to read measurements from lowest to greatest (ascending) order

9 Be careful not to read measurements from scale factor from other end of scale ruler

10 To measure foot increment, move scale ruler to lowest foot increment and record

11 To measure inch increment, measure line or object from left of zero (scale factor on left) or right of zero (scale factor on right) Note: Measurements from zero to scale factor are 12 inches or 1 foot

12 Determine measurements by determining 3”, 6” and 9” increments first

13 Record measurement in foot and inches
Record measurement in foot and inches. Do not forget symbols for foot ( ‘ ) and inches ( “ )

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24 Name: ____________________________

25 Date: ____________________________

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27 HOW TO READ A SCALE RULER

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29 Complete problems on Pages 1 – 3 below
Complete problems on Pages 1 – 3 below. Do not forget correct units (otherwise wrong)

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37 Measure line according to appropriate scale and record in space provided.

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