Common assessment 7 review at home

Front

What is the least common multiple (LCM) and how is it used in scheduling tasks?

Back

The least common multiple (LCM) of two or more numbers is the smallest multiple that is evenly divisible by each of the numbers. It is used in scheduling tasks to determine when multiple events will occur at the same time again.

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Back

Front

What is the product of a number and 9 represented as an expression?

Back

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Back

Front

If Sarah spends $50 on decorations and $3 for each person attending her party, how can we express her total spending?

Back

Front

How do you calculate the total cost if 6 people attend Sarah's party?

Back

Front

What is the formula for finding the area of a rectangle?

Back

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with their respective numbers.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers, variables, and operations without an equality sign, while an equation states that two expressions are equal.