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Mathematics 24 Online
OpenStudy (thadds2003):

Fractions again!!!!!!

OpenStudy (thadds2003):

OpenStudy (michele_laino):

hint: if I divide both numerator and denominator by \(5\), i can write: |dw:1449769206890:dw|

OpenStudy (thadds2003):

-1/3?

OpenStudy (thadds2003):

@Michele_Laino ?

OpenStudy (michele_laino):

hint: what is \(-10/5=...?\)

OpenStudy (thadds2003):

1/2?

OpenStudy (thadds2003):

i mean, 1 and 1/5

OpenStudy (michele_laino):

we have −10/5=−2 since 2×(−5)=−10, am I right?

OpenStudy (thadds2003):

yes.

OpenStudy (michele_laino):

now, what is \(45/5=...?\)

OpenStudy (thadds2003):

9.

OpenStudy (michele_laino):

hint: you have to find a number such that when multiplied by 5 gives 45

OpenStudy (michele_laino):

that's right! So, what is the right option?

OpenStudy (thadds2003):

c?

OpenStudy (michele_laino):

hint: please recall that we got \(-10/5=-2\)

OpenStudy (thadds2003):

Oh yeah, so B! thx, here medal.

OpenStudy (michele_laino):

that's right!

OpenStudy (thadds2003):

Ok, case closed.

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