Language, notation and formulas
◄Previous: 2.5 Vocabulary

# 2.5.1 Try some yourself

## Activity 5

How would you add the following words to the list:

decimal, fraction, positive, negative.

For each one, give the mathematical meaning and an example of its use.

## Answer

There are many different correct answers to this question. However, make sure that the meanings you have given are equivalent to the ones below.

##

Word | Mathematical meaning | Example of use
--- | --- | ---
Decimal | A number expressed in terms of tenths, hundredths, etc. | A quarter expressed as a decimal is 0.25.
Fraction | One whole number over another. | 0.75 expressed as a fraction is .
Positive | Greater than zero. | 2 is a positive number.
Negative | Less than zero. | −2 is a negative number.

◄Contents►Next: 2.6 Making sense of symbols

OpenLearn - Language, notation and formulas
Except for third party materials and otherwise, this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence, full copyright detail can be found in the acknowledgements section. Please see full copyright statement for details.