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General Information

Related Standards: MAFS.8.EE.1.4
Reporting Category: Expressions & Equations
Type: MC: Multiple Choice
Difficulty: N/A
Question:

An expression is shown.

begin mathsize 12px style fraction numerator left parenthesis 4 space cross times space 10 to the power of negative 5 end exponent right parenthesis space plus space left parenthesis 2 space cross times space 10 to the power of negative 5 end exponent right parenthesis over denominator left parenthesis 3 space cross times space 10 to the power of 7 right parenthesis end fraction end style

Which expression is equivalent?

 

Answer Options:

A. begin mathsize 12px style 2 space cross times space 10 to the power of negative 17 end exponent end style

B.  begin mathsize 12px style 2 space cross times space 10 to the power of negative 12 end exponent end style

C. begin mathsize 12px style 2 space cross times space 10 to the power of negative 2 end exponent end style

D. begin mathsize 12px style 2 space cross times space 10 to the power of 12 end style


Aligned Standards

Code Description
MAFS.8.EE.1.4: Perform operations with numbers expressed in scientific notation, including problems where both decimal and scientific notation are used. Use scientific notation and choose units of appropriate size for measurements of very large or very small quantities (e.g., use millimeters per year for seafloor spreading). Interpret scientific notation that has been generated by technology.


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