Conflicting Answers on W|A for 844200 and Units of Measurement

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SUMMARY

The forum discussion centers on the discrepancies in results from Wolfram Alpha (W|A) when calculating the expression 844200 divided by the product of 0.494 and 85.9, using different units of measurement. Users noted that W|A automatically converts Celsius (ºC) to Kelvin (ºK), which affects the outcome. The results were nearly identical, with a slight difference due to rounding, highlighting the importance of unit conversion in calculations.

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  • Understanding of unit conversion, particularly between Celsius and Kelvin.
  • Familiarity with Wolfram Alpha and its functionality.
  • Basic knowledge of mathematical operations involving units of measurement.
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Students, educators, and professionals in scientific fields who require precise calculations involving units of measurement, as well as anyone using Wolfram Alpha for computational queries.

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Welcome to PF!

Hi neic! Welcome to PF! :smile:
neic said:
Hi.
I can't figure out why W|A is giving me 2 different answers, when i put in units of measurement.

'cos when you put in the units of ºC, W|A automatically converted them to ºK before using them! :biggrin:
 
Interestingly, you get the same answer in the Celsius-units-included version if you click on the "Celsius degrees of temperature difference" option.

Well, almost the same answer: 19890 instead of 19894.1... I guess W|A goes into rounding mode when it sees units.
 

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