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What does that mark mean?

?. ?. What does that mark mean?. Reading a Ruler. ?. ?. There are 2 basic kinds of rulers. Standard (inches). Metric (centimeters/millimeters). Metric (centimeters/millimeters) measurements are read and written as decimals.

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What does that mark mean?

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  1. ? ? What does that mark mean? Reading a Ruler ? ?

  2. There are 2 basic kinds of rulers. Standard (inches) Metric (centimeters/millimeters)

  3. Metric (centimeters/millimeters) measurements are read and written as decimals. Standard (inches) measurements are read and written as fractions.

  4. Reading a Standard Ruler

  5. Fill in the ruler below. Let's focus on the 0 to 1 part. 1/8 ________________________________________________________________________ 1/4____________________________________ 1/2___ ___ ___ ___ ___ ___ Units01 ___ ___ ___ ___ ___

  6. 1/8 __________ __ 1/4______ 1/2__ Units0 1 Use your pen to draw these lines... red

  7. 1/8 __________ __ 1/4______ 1/2__ Units0 1 Now, start at 0 and make "jumps" until you get to 1.

  8. 1/8 __________ __ 1/4______ 1/2__ Units0 1 How many "jumps" did it take? 8

  9. 1/8 __________ __ 1/4______ 1/2__ Units0 1 So EACH of these marks are...

  10. 1/8 __________ __ 1/4______ 1/2__ Units0 1

  11. 1/8 __________ __ 1/4______ 1/2__ Units0 1

  12. 1/8 __________ __ 1/4______ 1/2__ Units0 1 Can this reduce?

  13. 1 1 1 1 1 1 1/8 __________ __ __ 1/4______ __ 1/2__ __ Units0 1

  14. Reading a Metric Ruler

  15. EVERY mark is called a millimeter.

  16. 11 12 1 2 3 4 7 10 5 6 8 9 13 Label each millimeter along the TOP of the ruler. millimeter.

  17. What would be a good strategy for naming this point in millimeters?

  18. What would be a good strategy for naming this point in millimeters?

  19. Fill in the ruler below. Let's focus on the 0 to 1 part.

  20. Use your pen to draw these lines... red

  21. Each of the longest marks represent one centimeter.

  22. Now, start at 0 and make "jumps" until you get to 1.

  23. How many "jumps" did it take? 10

  24. So EACH of these marks are...

  25. 1.3 1.2 .1 .2 .3 .4 .7 .6 .8 .9 1.1 .5 1

  26. What would be a good strategy for naming this point in centimeters?

  27. What would be a good strategy for naming this point in centimeters?

  28. Fill in the rest of both rulers and answer the question.

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