The image you uploaded is a set of educational posters designed to teach children about the concepts of "less than," "equal to," and "greater than." These concepts are often explained using alligator or crocodile mouth symbols, where the open mouth points toward the larger number. Let's break down each part of the image and explain the solution:
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1. Less Than
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Poster Text: "3 is less than 3"
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Symbol: The alligator mouth is pointing to the left.
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Explanation: This statement is incorrect because 3 is not less than itself; it is equal to itself. The correct comparison would be:
\[
3 = 3
\]
However, the poster seems to be showing an example of how the "less than" symbol works. If we were to use a correct example, it could be something like:
\[
2 < 3 \quad \text{(2 is less than 3)}
\]
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2. Equal To
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Poster Text: "Equal to! 4 is equal to 4"
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Symbol: The alligator mouth is closed, indicating equality.
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Explanation: This is correct because 4 is indeed equal to 4. The equal sign (=) is used to show that two quantities are the same:
\[
4 = 4
\]
---
3. Greater Than
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Poster Text: "6 is greater than 2"
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Symbol: The alligator mouth is pointing to the right.
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Explanation: This is correct because 6 is indeed greater than 2. The "greater than" symbol (>) is used to indicate that one number is larger than another:
\[
6 > 2
\]
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Additional Alligator Symbols
- The alligator mouth symbols in the image are used as a mnemonic device to help children remember which way the inequality symbols should point:
- The alligator "eats" the larger number.
- For "less than" (<), the mouth points to the smaller number.
- For "greater than" (>), the mouth points to the larger number.
- For "equal to" (=), the mouth is closed.
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Final Answer
The image demonstrates the concepts of "less than," "equal to," and "greater than" using alligator mouth symbols. Here’s a summary of the correct comparisons shown:
1.
Less Than: \( 2 < 3 \)
2.
Equal To: \( 4 = 4 \)
3.
Greater Than: \( 6 > 2 \)
Thus, the solution to the problem is:
\[
\boxed{2 < 3, 4 = 4, 6 > 2}
\]
Parent Tip: Review the logic above to help your child master the concept of greater than less than posters.
