Personal Measurement References When you don’t have a measurement tool such as a ruler, meter...
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Personal Measurement References When you don’t have a measurement tool such as a ruler, meter stick, or measuring tape around, you can use a personal measurement reference to estimate the unknown measurement. Must be a solid item that does not change in size. For example: Length of a paper clip- About 1 inch Width of a doorway- About 1 meter
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Transcript of Personal Measurement References When you don’t have a measurement tool such as a ruler, meter...
Personal Measurement References
When you don’t have a measurement tool such as a ruler, meter stick, or measuring tape around, you can use a personal measurement reference to estimate the unknown measurement. Must be a solid item that does not change in size.
For example: Length of a paper clip- About 1 inchWidth of a doorway- About 1 meter
Meter Stick
Use a ruler or meter stick to find objects that are about 1 cm, 1 decimeter, and 1 meter in length
Page. 98 Math journal
Unit of Measure Personal References
1 Centimeter (cm)
1 Decimeter (dm) or 10 Centimeters (cm)
1 Meter (m)
Use your personal references to estimate…
• Length of math journal• Length of pencil• Height of your desk• Height of your partner’s body• Distance from Nevada to Kansas on
carpet map
Page 99
