Choose the correct expression for this word phrase: k more than 30.
Understand the Problem
The question is asking for the correct mathematical expression that corresponds to the phrase 'k more than 30'. This indicates that we need to find the expression that implies adding k to 30.
Answer
The expression is \( 30 + k \).
Answer for screen readers
The correct expression is ( 30 + k ).
Steps to Solve
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Identify the Phrase Meaning The phrase "k more than 30" indicates an addition operation. It means you take the number 30 and add k to it.
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Translate the Phrase to a Mathematical Expression The mathematical expression for "k more than 30" is formed by writing it as: $$ 30 + k $$ This shows that k is being added to 30.
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Review the Options Provided We need to check which option corresponds to the derived expression:
- 30k: This implies multiplication and is incorrect.
- 30 - k: This implies subtraction and is incorrect.
- 30 + k: This matches our derived expression.
- Select the Correct Expression Based on our findings, the correct expression is: $$ 30 + k $$
The correct expression is ( 30 + k ).
More Information
The phrase "k more than 30" is a common way to describe addition in mathematics. This can be seen in various real-life situations where you need to express a quantity greater than another by a specified amount.
Tips
- Confusing "more than" with "less than" might lead to selecting subtraction instead of addition.
- Misinterpreting the phrase can result in choosing incorrect mathematical operations (like multiplication).
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