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DIY Maths: Significant figures


In this module, you can study what a significant figure is and how to round numbers to a significant figure.

Directions: Use any combination of the resources below in any order you wish or click here for detailed instructions.

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The video above explains what significant figures are and how to find them in a number.

The video above shows you how to round to a significant figure.


Did you know?

The number of significant figures in a number is not necessarily the same as the number of decimal places. The number ".1503" has four significant figures, while this number ".00932" has only three.

Study and practice

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Use these search terms to find additional resources:

significant figure
significant digit
round to significant figure

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