Writing Numerical Expressions

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operation symbols but does not include an equality sign.

Front

How do you express '4 less than the sum of 34 and 8' in numerical form?

Back

(34 + 8) - 4

Front

What operation is indicated by the word 'sum'?

Back

Addition (+) is indicated by the word 'sum'.

Front

How do you express 'two less than the sum of 33 and 27' in numerical form?

Back

(33 + 27) - 2

Front

What operation is indicated by the word 'product'?

Back

Multiplication (x) is indicated by the word 'product'.

Front

How do you express 'Half of the difference between 26 and 18' in numerical form?

Back

(26 - 18) ÷ 2

Front

What is the difference between an expression and an equation?

Back

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

Front

What does the term 'difference' refer to in mathematics?

Back

The term 'difference' refers to the result of subtracting one number from another.

Front

How do you express 'the sum of 15 and 20' in numerical form?

Back

15 + 20

Front

What does the term 'half' indicate in a numerical expression?

Back

The term 'half' indicates division by 2.