How do you simplify $(5 times 10^8) /( 2 times 10^15)$ ?

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Answer 1 · 2016-08-02T12:27:45

$(5xx10^8)/(2xx10^15)=2.5xx10^(-7)$

$(5xx10^8)/(2xx10^15)$

= $5/2xx10^8/10^15$

Now using $a^m/a^n=a^(m-n)$ , above can be reduced to

= $5/2xx10^(8-15)$

= $2.5xx10^(-7)$

How do you simplify (5 times 10^8) /( 2 times 10^15)(5 times 10^8) /( 2 times 10^15)?