$9.8 - 9.81 = -0.01$, for a measured value $9.8$ and true value $9.81$

Example · Elementary

Terms

Term	This example	Why
error	✓	$9.8 - 9.81 = -0.01$ is the (signed) error of the measurement, because it compares the measured value $9.8$ with the true value $9.81$.
difference	✓	$9.8 - 9.81 = -0.01$ is a difference, because it is the result of a subtraction.

Distinctions using this example

• Types of difference

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