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# A Significant Day

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by on 29 September 2016

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#### Transcript of A Significant Day

A Significant Day
by : Kayla Mincey, Kyona Mcteer, Jason Roark

Multiplying / Dividing Significant Figures
When multiplying or dividing numbers, count the numbers of significant figures. The answer can not contain more significant figures than the number multiplied or divided with the least number of significant figures .
Accuracy & Precision
Accuracy-The accuracy of a measurement is how close a result comes to the true value. Determining the accuracy of a measurement usually requires calibration of the analytical method with a known standard.

Precision- refers to the closeness of two or more measurements to each other.
Subtracting Significant Figures
Your answer can not be more precise than the least precise measurement
Steps:
Count significant figures in decimal part
Round answer to the least number of of places in the decimal portion
What does this have to do with significant figures and does it even matter?
Why in the world people would need to know about significant figures
Your answer can not be more precise than the least precise measurement
Steps:
Count significant figures in decimal part