Ex 6.5
Question $1 .$
Add the following fractions
(i) $\frac{1}{5}+\frac{3}{5}$
Answer:
$\frac{1}{5}+\frac{3}{5}=\frac{1+3}{5}=\frac{4}{5}$
(ii) $\frac{1}{7}+\frac{3}{7}$
Answer:
$\frac{1}{7}+\frac{3}{7}=\frac{1+3}{7}=\frac{4}{7}$
(iii) $\frac{5}{12}+\frac{2}{12}$
Answer:
$\frac{5}{12}+\frac{2}{12}=\frac{5+2}{12}=\frac{7}{12}$
(iv) $\frac{3}{9}+\frac{7}{9}$
Answer:
$\frac{3}{9}+\frac{7}{9}=\frac{3+7}{9}=\frac{10}{9}$
(v) $\frac{2}{15}+\frac{3}{15}$
Answer:
$\frac{2}{15}+\frac{3}{15}=\frac{2+3}{15}=\frac{5}{15}$
(vi) $\frac{2}{7}+\frac{1}{7}+\frac{3}{7}$
Answer:
$\frac{2}{7}+\frac{1}{7}+\frac{3}{7}=\frac{2+1+3}{7}=\frac{6}{7}$
(vi) $\frac{2}{7}+\frac{1}{7}+\frac{3}{7}$
Answer:
$\frac{2}{7}+\frac{1}{7}+\frac{3}{7}=\frac{2+1+3}{7}=\frac{6}{7}$
(vii) $\frac{3}{10}+\frac{5}{10}+\frac{2}{10}$
Answer:
$\frac{3}{10}+\frac{5}{10}+\frac{2}{10}=\frac{3+5+2}{10}=\frac{10}{10}=1$
(viii) $\frac{2}{9}+\frac{1}{9}$
Answer:
$\frac{2}{9}+\frac{1}{9}=\frac{2+1}{9}=\frac{3}{9}$
(ix) $\frac{3}{8}+\frac{2}{8}$
Answer:
$\frac{3}{8}+\frac{2}{8}=\frac{3+2}{8}=\frac{5}{8}$
Question $2 .$
Mother gave $\frac{2}{8}$ of guava to Meena and $\frac{3}{8}$ of guava to Geetha. How many parts of the guava did she give them altogether?
Answer:
Meena get $=\frac{2}{8}$
Geeta get $=\frac{3}{8}$
Sum $=\frac{2}{8}+\frac{3}{8}=\frac{5}{8}$
Question $3 .$
The girls of Std V cleaned $\frac{3}{5}$ of a field, while the boys cleaned part of the field. What part of the field was cleaned altogether?
Answer:
Girls cleaned $=\frac{3}{5}$
Boys cleaned $=\frac{1}{5}$
Sum $=\frac{3}{5}+\frac{1}{5}=\frac{4}{5}$