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how to work out total percentage uncertainty. In other words you can translate any percentage into a decimal by dividing by 100. For example 26 26100 26 You can also simply move the decimal to the left two places.
To convert87 to a percent simply multiple87 by 10087 10087. Next determine the measured value. This will yield a decimal number.
This is easy to do in Excel with the AVERAGE function.
The relative uncertainty gives the uncertainty as a percentage of the original value. In other words you can translate any percentage into a decimal by dividing by 100. Calculate the relative uncertainty. For a thermometer with a mark at every 10C the uncertainty is 05C.