Writing expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. It does not have an equality sign.

Front

What does it mean to decrease a number by a certain value?

Back

To decrease a number by a certain value means to subtract that value from the number.

Front

How do you represent 'six more than a number' algebraically?

Back

You represent 'six more than a number' as n + 6, where n is the number.

Front

What is the algebraic expression for 'the quotient of a number and 7'?

Back

The algebraic expression is n / 7, where n is the number.

Front

How do you express 'four less than five times a number' algebraically?

Back

You express it as 5n - 4, where n is the number.

Front

What does 'the product of a number and a constant' mean?

Back

It means to multiply the number by the constant.

Front

How do you write 'a number increased by a constant' in algebraic form?

Back

You write it as n + c, where n is the number and c is the constant.

Front

What is the difference between an expression and an equation?

Back

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

Front

What does 'the sum of a number and a constant' represent?

Back

It represents the addition of the number and the constant, written as n + c.

Front

How do you express 'the difference between two numbers' algebraically?

Back

You express it as a - b, where a and b are the two numbers.