Unit 9, Lesson 4
Measure and Plot
Grade 2
Warm-up
What do you notice? What do you wonder?
| patient | foot length in centimeters |
|---|---|
| A | 12 |
| B | 18 |
| C | 20 |
| D | 18 |
| E | 18 |
| F | 20 |
| G | 17 |
| H | 21 |
Line plot titled Length of Patient's Feet from 11 to 22 by ones. Horizontal axis, length in centimeters. Beginning at 12, the number of X’s above each number is 1, 0, 0, 0, 0, 1, 3, 0, 2, 1, 0.
Activity 2
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Use the pencil measurements to create a line plot.
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What is the most common pencil length? _______
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What is the shortest pencil length? _______
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How many pencils are longer than 10 cm? _______
- What is the difference between the longest pencil and the shortest pencil? Write an equation to represent the difference.
- What is the difference between the shortest pencil and the length of an unsharpened pencil? Write an equation to represent the difference.