20.2 Compare Metric Units of Length
Presentation
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Mathematics
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4th Grade
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Easy
+2
Standards-aligned
Samantha Narciso
Used 13+ times
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12 Slides • 5 Questions
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20.2 Compare Metric Units of Length
4.MD.A.1: Know relative sizes of measurement units within one system of units including km, m, cm, mm; kg, g; lb, oz.; l, ml; hr, min, sec.
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Multiple Choice
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Open Ended
An ant is about 1 centimeter long. This sidewalk square is about 1 meter long. How do these lengths compare?
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So what can we learn from this picture?
The ant is a centimeter long
The sidewalk is 1 meter long
This is a visual representation of how 1 centimeter is a small part of a meter.
A centimeter is a meter divided by 100.
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Vocabulary reminder
A decimeter (dm) is a metric unit for measuring length or distance. 10 centimeters are equal to 1 decimeter. 10 decimeters are equal to 1 meter.
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Open Ended
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So what did we learn?
There are 10 decimeters in 1 meter. It takes 10 of Diana's 1-decimeter structures to equal the height of Ada's 1-meter structure.
Also, I know this picture is blurry, but I needed you to see how the small structure is 1/10th of the big one.
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Vocabulary Reminder
10 millimeters (mm) are equal to 1 centimeter.
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Our next problem will focus on the following picture:
How does the width of the heads of 5 thumbtacks set end to end compare to the width of the heads of 55 pins set end to end?
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Fill in the Blanks
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Multiple Choice
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20.2 Compare Metric Units of Length
4.MD.A.1: Know relative sizes of measurement units within one system of units including km, m, cm, mm; kg, g; lb, oz.; l, ml; hr, min, sec.
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