harmont239
harmont239
16-08-2014
Mathematics
Answered
what is the sum of 1/4 and 1/7
Answer :
Аноним
Аноним
16-08-2014
[tex]\frac{1}{4}+\frac{1}{7}\\\\LCD(\frac{1}{4};\frac{1}{7})=28\\\\\frac{1}{4}=\frac{7}{28};\ \frac{1}{7}=\frac{4}{28}\\\\\frac{1}{4}+\frac{1}{7}=\frac{7}{28}+\frac{4}{28}=\frac{11}{28}[/tex]
Answer Link
kate200468
kate200468
16-08-2014
[tex] \frac{1}{4} + \frac{1}{7} = \frac{1\cdot7}{4\cdot7} + \frac{1\cdot4}{7\cdot4} = \frac{7+4}{28} = \frac{11}{28} [/tex]
Answer Link
VIEW ALL ANSWERS ( 69+ )
Other Questions
A random walk on the 2dimensional integer lattice begins at the origin At each step the walker moves one unit either left right or up each with probability 13 N
One way in which apartheid in South Africa and the caste system in India are similar is that both systems 1 allowed for educational opportunities 2 determined r
An organism with the genotype AaVv can produce how many different types of gametes A 1 B 2 C 4 D 6 E 8
how do you say this saying in french There is no pressure when are making a dream comme true
what is an instance when you might want to find an estimate for fraction sums or differences rather than an exact answer
what is the difference between binary fission and multiple fission
The reproduction of DNA during interphase begins with
Find 30 of 26 I need help really bad
a picture frame is shaped like a rectangle the length of the frame is 3 centimeters more than the width the area is 108 square meters find the length of the pic
James is getting ready for wrestling season As part of his preparation he plans to lose 5 of his body weight James currently weighs 160 pounds How much will he