starowl05
starowl05 starowl05
  • 24-10-2017
  • Mathematics
contestada

if you want to find the difference of 6/25 - 4/5 what common denominator should you choose? why?

Respuesta :

chi3fcomm5nd
chi3fcomm5nd chi3fcomm5nd
  • 24-10-2017
you should always choose the LCM is a common denominator
LCM(5,25)=25
the first fraction already has 25 as its denominator
the second fraction we must multiply by 5 above and below
so
6/25-4*5/5*5
6/25-20/25 =
-14/25
Answer Link
keb7299881 keb7299881
  • 07-09-2018

You should always choose the LCM is a common denominator

LCM(5,25)=25

the first fraction already has 25 as its denominator

the second fraction we must multiply by 5 above and below

so

6/25-4*5/5*5

6/25-20/25 =

-14/25



Answer Link

Otras preguntas

The celebration of st. patrick's day is an example of _______.
Which is the BEST example of refraction? A) An image appears that is exactly like the real object. B) When put into a container, two mediums do not mix tog
Why is it necessary for a break to occur in the dna before the process of homologous recombination can occur?
What groups of individuals were involved in westward expansion?
What is the height difference?
what is area of a parallelogram that has a base of 12 3/4 in. and a height 2 1/2in.?
Calculate the rise and run and find the slope ( 4,1) and (3,1)
A store advertises that it is offering a 14% discount on all articles purchased at the store. if yao pays $670.80 for an article, what was the marked price for t
The electoral college was originally established in order to
What are two numbers that multiply to 35 and add to negative 12?