
Expressions in the Real World
Flashcard
•
Mathematics
•
6th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an expression in mathematics?
Back
An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.
2.
FLASHCARD QUESTION
Front
What does 'n' represent in the context of a problem?
Back
In application-based questions, 'n' often represents a variable, such as the number of people, items, or units.
3.
FLASHCARD QUESTION
Front
How do you write an expression for total cost when there is a fixed cost and a variable cost?
Back
Total cost = Fixed cost + (Variable cost per unit * Number of units). For example, if it costs $100 to rent a rink and $8 per person, the expression is 100 + 8n.
4.
FLASHCARD QUESTION
Front
What does 'e' represent in the context of Justin's math and English grades?
Back
In this context, 'e' represents the grade Justin received on his English test.
5.
FLASHCARD QUESTION
Front
How do you express a relationship where one quantity is less than another?
Back
You can express this relationship using subtraction. For example, if a grade is 37 points less than twice another grade, it can be written as 2e - 37.
6.
FLASHCARD QUESTION
Front
What is the formula to find today's temperature if it is colder than yesterday's?
Back
Today's temperature can be expressed as 2y - 10, where 'y' is yesterday's temperature.
7.
FLASHCARD QUESTION
Front
How do you express savings after spending a fixed amount weekly?
Back
Savings after spending can be expressed as Initial savings - (Weekly spending * Number of weeks). For example, 365 - 32w.
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