translate the expression  18 less than of a number

The expression "18 less than a number" can be translated into a mathematical expression as:

\[
x - 18
\]

where \( x \) represents the number.

Would you like further details or have any questions?

Here are 5 related questions to explore:

1. How would you translate "20 more than a number" into a mathematical expression?
2. If the number \( x \) is 25, what is "18 less than that number"?
3. What does the expression \( x - 10 \) represent in words?
4. How do you translate "a number decreased by 5" into a mathematical expression?
5. Can you solve for \( x \) if \( x - 18 = 12 \)?

**Tip:** Phrases like "less than" indicate subtraction, and the number being subtracted usually comes after the variable in the expression.

Discover how to translate the expression "18 less than a number" into a mathematical expression. This problem involves basic algebraic concepts and arithmetic operations, focusing on understanding mathematical expressions involving subtraction. Suitable for students in Grades 6-8.

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