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Estimating Length Activities
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Estimating Length Activities
📏 Part 1: Understanding Estimation
1. Circle the words we use when estimating:
about
exactly
more or less
close to
2. Which is the best estimate for a pencil's length using hand spans?
about 1 hand span
about 10 hand spans
about 50 hand spans
3. Why is it important to use the same unit when measuring?
To make it fair and accurate
To make it look pretty
To make it faster
✋ Part 2: Estimation Practice
4. Look at your desk. Estimate how many hand spans long it is:
My estimate: The desk is about _______ hand spans long.
5. Now measure your desk using your hand span. How many did you count?
My measurement: The desk is _______ hand spans long.
6. Compare your estimate and measurement:
My estimate was close to my measurement
My measurement was more than my estimate
My measurement was less than my estimate
7. Find a book. Estimate and measure using your hand span:
Estimate: about _______ hand spans
Measurement: _______ hand spans
My estimate was _________________ my measurement.
🦶 Part 3: Different Units
8. If you measured the classroom using foot lengths, would you need more or fewer units than hand spans?
More foot lengths (because feet are smaller)
Fewer foot lengths (because feet are bigger)
The same number
9. Circle the objects that would be good to measure with hand spans:
A pencil case
The whole school
A book
Your desk
10. Explain why we estimate before we measure:
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