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Numerical expression

Numeric expression math definition

Numeric expression definition:

A numerical expression is a mathematical expression which consists of numbers and operational symbols.

Note, only numbers can be in a numerical expression.

Numerical expression example

Examples of numerical expressions:

1 + 2;
10 + 25 - 5

In the examples above, we see only numbers and operational symbols. These are numerical expressions.

Another example of a numeric expression:

(1/2 + 3/4) * 15 + 12 — 8/2

What are they for?

A numerical expression is a plan of calculation.

Look at the example:

(1 + 2) * 3

Here the first step is to sum 1 and 2 then the second step is (1 + 2) multiplied by 3. It is our plan to perform the calculation.