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