how do i divide 13.5 by 90?

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September 1st 2012, 12:37 PM
ariel32

how do i divide 13.5 by 90?

can you please do it in a way i will understand it?
i tried dividing 90 with 135 instead and i got 1.5 after adding the decimal mark where it was?
September 1st 2012, 01:32 PM
Furyan

Re: how do i divide 13.5 by 90?

Hello,

I think this method is probably not what you're after, but you could use the idea of equivalent fraction:

$13.5 \div 90 = \dfrac {13.5}{90}$

$\dfrac {13.5}{90} = \dfrac{27}{180}$

$\dfrac {27}{180} = \dfrac{3}{20}$

$\dfrac {3}{20} = \dfrac{15}{100}$

$\dfrac {15}{100} = 0.15$

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