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Mathematics 16 Online
OpenStudy (anonymous):

13,012 can be divisible by 8?

OpenStudy (anonymous):

where are you stuck?

OpenStudy (anonymous):

Divided it !

OpenStudy (anonymous):

well i got the answer 1626.5 but the .5 throws me off I don't know what to do with it.

OpenStudy (anonymous):

0.5 tells you it is not divisible by 8

OpenStudy (anonymous):

the .5 tells you that it isn't divisible by 8

OpenStudy (anonymous):

13012/1000/8 we have : 1.6265

OpenStudy (anonymous):

anything with a decimal tells me its not divisable right?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

divisible*

OpenStudy (anonymous):

Right, it is divisible you'll not get any decimals

OpenStudy (anonymous):

We can divided it .and have a number in Q .

OpenStudy (anonymous):

So, 13012 turns in to 012 or just simply 12. Is 12/8 a whole number? No. 12/8 = 1.5 Therefore the orginial number of 13012 is not divisible by 8. The proof lies here: 1000 is divisible by 8. So that is why any number past 1000, you just take the last 3 digits. Same reasoning with the divisible by 4 rule.

OpenStudy (anonymous):

Yes !

OpenStudy (anonymous):

Thank you all!!

OpenStudy (anonymous):

You re welcome !!!!

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