Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables (like n or d), and operations (like addition, subtraction, multiplication, and division).

Front

What does 'decreased by' mean in algebra?

Back

'Decreased by' means to subtract a number from another number. For example, 'a number decreased by 9' is represented as n - 9.

Front

What does 'increased by' mean in algebra?

Back

'Increased by' means to add a number to another number. For example, '4 times a number increased by 15' is represented as 4n + 15.

Front

What is the quotient of a number?

Back

The quotient of a number is the result of dividing that number by another number. For example, 'the quotient of n and 9' is represented as n/9.

Front

How do you represent '2 less than' in algebra?

Back

'2 less than' means to subtract 2 from a number. For example, '2 less than d' is represented as d - 2.

Front

What does 'the sum of' mean in algebra?

Back

'The sum of' means to add two or more numbers or expressions together. For example, 'the sum of n and 5' is represented as n + 5.

Front

What is a variable in algebra?

Back

A variable is a symbol (like n or d) that represents an unknown value in an expression or equation.

Front

What does 'the product of' mean in algebra?

Back

'The product of' means to multiply two or more numbers or expressions together. For example, 'the product of 4 and n' is represented as 4n.

Front

How do you express 'a number divided by' in algebra?

Back

'A number divided by' means to divide that number by another number. For example, 'a number divided by 9' is represented as n/9.

Front

What does 'less than' mean in algebra?

Back

'Less than' indicates subtraction. For example, '4 less than d' is represented as d - 4.