Math Problem Statement
Select the option that best describes the following mathematical expression:
Two fifths of the difference between two and a number.
Answer choices:
2/5 • 2 - n
2/5 (2 - n)
(n - 2) 2/5
2/5 (2 + n)
Solution
The expression "Two fifths of the difference between two and a number" can be broken down as follows:
- "Two fifths" is represented as .
- "The difference between two and a number" translates to , where represents the unknown number.
Putting these parts together, we get:
Therefore, the correct option is:
2/5 (2 - n).
Would you like more details or have any questions?
Here are 5 related questions for further exploration:
- How would the expression change if it were "three fifths" instead of "two fifths"?
- How can you express "the sum of two and a number" in a similar form?
- What is the result if in the expression ?
- How would the expression look if the phrase was "two fifths of the sum between two and a number"?
- Can you express this algebraic expression as a function of ?
Tip: When interpreting algebraic expressions, focus on breaking down the language ("of," "difference," "sum") into their mathematical counterparts (multiplication, subtraction, addition).
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Math Problem Analysis
Mathematical Concepts
Algebra
Arithmetic
Fractions
Formulas
Fraction Multiplication
Algebraic Expression: a(b - c)
Theorems
-
Suitable Grade Level
Grades 6-8