Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operations (such as addition, subtraction, multiplication, and division) but does not include an equal sign.

Front

How do you represent '3 times the sum of 12 and 18' as a numerical expression?

Back

3 x (12 + 18)

Front

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

Back

The term 'sum' refers to the result of adding two or more numbers together.

Front

How can you express 'the sum of 2 twelves and 6 twelves' numerically?

Back

(2 x 12) + (6 x 12)

Front

What is the difference in mathematics?

Back

The difference is the result of subtracting one number from another.

Front

How do you express 'the difference between 8 fifteens and 6 fifteens' as a numerical expression?

Back

(8 x 15) - (6 x 15)

Front

What does it mean to divide a number?

Back

To divide a number means to split it into equal parts or groups.

Front

How can you express 'divide the difference between 800 and 600 by 4' as a numerical expression?

Back

(800 - 600) ÷ 4

Front

What is the purpose of using parentheses in numerical expressions?

Back

Parentheses indicate which operations should be performed first in a numerical expression.

Front

What does the term 'greater than' signify in a mathematical comparison?

Back

'Greater than' indicates that one number is larger than another number.