# Difference in temperatures

The temperature in the number line show minus 15 degree celsius and 8 degree celsius. What is the different between the temperatures?

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**Dr Math**

Our user wrote: but I am still confusing. Is it wright -15-8= -23 ??? ( because of the difference between the temperatures )

**Dr Math**

Basically, a difference of temperatures is defined by subtracting the next value of temperature and previous temperature.

You may also calculate the range/span of temperatures which is defined as an absolute value of subtracting two temperatures, which gives positive number or zero.

You may also calculate the range/span of temperatures which is defined as an absolute value of subtracting two temperatures, which gives positive number or zero.

#### To solve this example are needed these knowledge from mathematics:

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