Sangeetha Pulapaka
0

STEP 1: Recall what are exponents

https://www.qalaxia.com/viewDiscussion?messageId=5cdad642f32dc9584bdccefe

STEP 2: Recall what are the rules of exponents

https://www.qalaxia.com/viewDiscussion?messageId=5cdad460f32dc9584bdccec7

STEP 3: Recall what is scientific notation

http://www.amathsdictionaryforkids.com/qr/s/standardNotation.html

STEP 4: Divide

\frac{8 \times 10^{4}}{2 \times 10^{5}}

Dividing the integers and the exponents

= 4 \times 10^{4-5}

= 4\times 10^{-1} (applying the quotient rule)


Skills you may want to recall:

How to divide two numbers

https://www.ixl.com/math/grade-4/divide-2-digit-numbers-by-1-digit-numbers

What are integers

https://techterms.com/definition/integer