How do you evaluate $\frac{1}{4} + \frac{1}{5}$ $1/4 + 1/5$ ?

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Answer 1 · 2016-06-01T04:45:59

$\frac{1}{4} + \frac{1}{5} = \frac{9}{20}$ $1/4+1/5=9/20$

$\frac{1}{4} + \frac{1}{5}$ $1/4+1/5$

= $\frac{1 \times 5}{4 \times 5} + \frac{1 \times 4}{5 \times 4}$ $(1xx5)/(4xx5)+(1xx4)/(5xx4)$

= $\frac{5}{20} + \frac{4}{20}$ $5/20+4/20$

= $\frac{9}{20}$ $9/20$

How do you evaluate 1/4 + 1/514+151/4 + 1/5?