How do you evaluate $\frac { 7} { 10} + \frac { 5} { 7}$ ?

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Answer 1 · 2017-06-28T05:20:56

$1frac(29)(70)$

first find the common denominator in this case the LCM is 70.

Multiply each fraction by the fraction that =1 which makes the denominator 70

$7/10*7/7=49/70$ and $5/7*10/10=50/70$

now add these and put into mixed number form

$49/70+50/70=99/70=1frac(29)(70)$

How do you evaluate \frac { 7} { 10} + \frac { 5} { 7} \frac { 7} { 10} + \frac { 5} { 7} ?