darlencook
darlencook
29-01-2016
Mathematics
contestada
What is the answer to 5/7 + 1/4
Respuesta :
dragonfaws
dragonfaws
29-01-2016
5/7 + 1/4 = 20/28 + 7/28 = 27/28
Answer Link
Billymkhoi
Billymkhoi
29-01-2016
Let's look at the two denominators:
7= 7
4= 4
LCM(7,4)= 4*7=
28
5/7+ 1/4
= (5
*4
)/ (7
*4
)+ (1
*7
)/ (4
*7
)
= 20/28+ 7/28 (common denominator is 28)
= 27/28
The final answer is 27/28
~
Answer Link
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