Writing Expressions

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, ×, ÷) that represents a value.

Front

What does 'sum' mean in mathematics?

Back

The sum is the result of adding two or more numbers together.

Front

How do you write the expression for 'the sum of 6 and x'?

Back

x + 6

Front

What does 'less than' indicate in an expression?

Back

'Less than' indicates subtraction in an expression.

Front

How do you write '10 less than a number n'?

Back

n - 10

Front

What does 'more than' indicate in an expression?

Back

'More than' indicates addition in an expression.

Front

How do you write 'three more cookies than are in the jar'?

Back

C + 3

Front

What does 'total of' mean in an expression?

Back

'Total of' indicates addition in an expression.

Front

How do you write 'the total of 6 and 10'?

Back

6 + 10

Front

What does 'times' mean in mathematics?

Back

'Times' indicates multiplication in an expression.