24-25 7th Grade Maintenance Sheet 7.1 (units 1 & 2)

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

How do you represent total pay for hourly workers with overtime?

Back

Total pay can be represented as: Total Pay = (Hourly Wage * Hours Worked) + Overtime Pay.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is greater than, less than, or equal to the other.

Front

How do you write an inequality for a situation?

Back

Identify the quantities involved and their relationships, then use symbols like <, >, ≤, or ≥ to express the relationship.

Front

What does 'at most' mean in mathematical terms?

Back

'At most' indicates a maximum limit, meaning the value can be equal to or less than a specified number.

Front

How do you calculate the distance between two points on a number line?

Back

Distance = |Point 1 - Point 2|.

Front

What is the formula for total cost when staying at a hotel?

Back

Total Cost = (Cost per Night * Number of Nights) + Additional Fees.

Front

How do you combine like terms in an expression?

Back

Combine like terms by adding or subtracting the coefficients of terms that have the same variable.

Front

What is the significance of the coefficient in an expression?

Back

The coefficient is the numerical factor that multiplies a variable in an expression.

Front

What does it mean for an expression to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.