Compare J and 4 on a Number Line: Finding the Correct Symbol

Q: Why is J equal to 4 instead of being less than or greater than?

Looking at the number line, point J is located exactly at position 4. When two values occupy the same position, they are equal. It's like saying 'four equals four' - they're the same number!

Q: How do I read positions accurately on a number line?

Look directly above or below each point to find its numerical value. In this diagram, J sits right above the number 4, so J represents the value 4.

Q: How do I choose between >, =, and < symbols?

Compare the actual numerical values: if they're the same position use =, if the first is to the right use >, if the first is to the left use

Number Line Comparison with Equal Values

Fill in the corresponding sign

$J?4$

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Understand the problem

Fill in the corresponding sign

$J?4$

Step-by-step solution

Let's locate the letter on the number line and see which number represents it:

$J=4$

We should note that it's the same number, therefore:

$4=4$

Final Answer

$=$

Key Points to Remember

Essential concepts to master this topic

Location Reading: Find the point position on the number line first
Comparison Method: J is at position 4, so J = 4
Check: Same position means equal values: 4 = 4 ✓

Common Mistakes

Avoid these frequent errors

Assuming letters are always variables with unknown values
Don't think J must be different from 4 just because it's a letter = wrong symbol choice! Letters on number lines represent specific fixed positions, not variables. Always locate the exact position first, then compare the actual values.

Practice Quiz

Test your knowledge with interactive questions

All negative numbers appear on the number line to the left of the number 0.

FAQ

Everything you need to know about this question

Why is J equal to 4 instead of being less than or greater than?

Looking at the number line, point J is located exactly at position 4. When two values occupy the same position, they are equal. It's like saying 'four equals four' - they're the same number!

How do I read positions accurately on a number line?

Look directly above or below each point to find its numerical value. In this diagram, J sits right above the number 4, so J represents the value 4.

What if the letter was between two numbers?

If a point falls between whole numbers, it would represent a decimal or fraction. But here, J is exactly on 4, not between 3 and 5.

Can letters on number lines represent negative numbers?

Absolutely! This number line shows letters from A to K representing values from -5 to +5. Letters are just labels for specific positions.

How do I choose between >, =, and < symbols?

Compare the actual numerical values: if they're the same position use =, if the first is to the right use >, if the first is to the left use <.

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