Quantities as an ordinary decimal number

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SUMMARY

The discussion focuses on converting scientific notation to ordinary decimal numbers. The diameter of the sun is correctly expressed as 1.392 * 10^6, resulting in 1,392,000. However, the conversion of 8.4 * 10^-6 was incorrectly stated as 0.000084; the correct conversion is 0.0000084. Participants confirmed the accuracy of the first conversion while highlighting the error in the second.

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  • Understanding of scientific notation
  • Basic arithmetic operations
  • Decimal place value knowledge
  • Familiarity with exponential notation
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  • Practice converting various scientific notations to decimal numbers
  • Learn about the significance of significant figures in scientific calculations
  • Explore the use of scientific notation in different scientific fields
  • Study the rules for rounding numbers in decimal form
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Students, educators, and professionals in scientific fields who need to convert and understand quantities expressed in scientific notation.

penza
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Express the following quantities as an ordinary decimal number:
a) The sun has a diameter of 1.392 * 10^6
I get 1392000.
b) 8.4*10^-6
I get 0.000084
Is this right
 
Mathematics news on Phys.org
a) yes
b) no
 
In b, count the decimal places again!
 

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