Question 12 Marks
$\frac{2}{7}-\frac{1}{4}$
AnswerSmallest common multiple of 7 and 4 is 28.$\begin{aligned} \frac{2}{7}-\frac{1}{4} & =\frac{2 \times 4}{7 \times 4}-\frac{1 \times 7}{4 \times 7} \\ & =\frac{8}{28}-\frac{7}{28} \\ & =\frac{8-7}{28}=\frac{1}{28}\end{aligned}$
View full question & answer→Question 22 Marks
$\frac{4}{6}-\frac{3}{5}$
AnswerSmallest common multiple of 6 and 5 is 30. So,$\begin{aligned} \frac{4}{6}-\frac{3}{5} & =\frac{4 \times 5}{6 \times 5}-\frac{3 \times 6}{5 \times 6} \\ & =\frac{20}{30}-\frac{18}{30} \\ & =\frac{20-18}{30}=\frac{2}{30}\end{aligned}$
View full question & answer→Question 32 Marks
$\frac{6}{14}-\frac{2}{7}$
Answer14 is the multiples of 7. So,$\begin{aligned} \frac{6}{14}-\frac{2}{7} & =\frac{6}{14}-\frac{2 \times 2}{7 \times 2} \\ & =\frac{6}{14}-\frac{4}{14} \\ & =\frac{6-4}{14}=\frac{2}{14}\end{aligned}$
View full question & answer→Question 42 Marks
$\frac{3}{4}-\frac{1}{2}$
Answer4 is the multiple of 2. So,$\begin{aligned} \frac{3}{4}-\frac{1}{2} & =\frac{3}{4}-\frac{1 \times 2}{2 \times 2} \\ & =\frac{3}{4}-\frac{2}{4} \\ & =\frac{3-2}{4}=\frac{1}{4}\end{aligned}$
View full question & answer→Question 52 Marks
$\frac{3}{10}-\frac{1}{20}$
Answer20 is the multiples of 10. So,$\begin{aligned} & \frac{3}{10}-\frac{1}{20}=\frac{3 \times 2}{10 \times 2}-\frac{1}{20} \\ & =\frac{6}{20}-\frac{1}{20} \\ & =\frac{6-1}{20}=\frac{5}{20}\end{aligned}$
$\frac{5}{20}$
View full question & answer→Question 62 Marks
$\frac{3}{9}+\frac{3}{5}$
AnswerSmallest common multiple of 9 and 5 is 45.$\begin{aligned} \frac{3}{9}+\frac{3}{5} & =\frac{3 \times 5}{9 \times 5}+\frac{3 \times 9}{5 \times 9} \\ & =\frac{15}{45}+\frac{27}{45} \\ & =\frac{15+27}{45}=\frac{42}{45}\end{aligned}$
View full question & answer→Question 72 Marks
$\frac{2}{7}+\frac{1}{2}$
AnswerSmallest common multiple of 2 and 7 is 14. So, making denominator of both the fractions 14$\begin{aligned} \frac{2}{7}+\frac{1}{2} & =\frac{2 \times 2}{7 \times 2}+\frac{1 \times 7}{2 \times 7} \\ & =\frac{4}{14}+\frac{7}{14} \\ & =\frac{4+7}{14}=\frac{11}{14}\end{aligned}$
View full question & answer→Question 82 Marks
$\frac{2}{5}+\frac{1}{3}$
AnswerLeast common multiple of 5 and 3 is 15. So making common denominator of both the fractions 15.$\begin{aligned} \frac{2}{5}+\frac{1}{3} & =\frac{2 \times 3}{5 \times 3}+\frac{1 \times 5}{3 \times 5} \\ & =\frac{6}{15}+\frac{5}{15} \\ & =\frac{6+5}{15}=\frac{11}{15}\end{aligned}$
View full question & answer→Question 92 Marks
$\frac{2}{21}+\frac{3}{7}$
Answer21 is the multiple of 7. So making 21 as denominator of both the fractions.$\frac{2}{21}+\frac{3 \times 3}{7 \times 3}=\frac{2}{21}+\frac{9}{21}$
$=\frac{2+9}{21}=\frac{11}{21}$
$\frac{11}{21}$
View full question & answer→Question 102 Marks
$\frac{1}{8}+\frac{3}{4}$
AnswerThe smallest common multiple of 4 and 8 is 8. So making 8 is the common denominator of the given fractions.$\frac{1}{8}+\frac{3 \times 2}{4 \times 2}=\frac{1}{8}+\frac{6}{8}$
$\frac{7}{8}$
View full question & answer→Question 112 Marks
$\frac{7}{10}$
of a wall is to be painted. Ramu has painted 410 of it. How much more needs to be painted?
AnswerTo be painted – painted$\frac{7}{10}-\frac{4}{10}=\frac{7-4}{10}=\frac{3}{10}$
View full question & answer→Question 122 Marks
$\frac{10}{15}-\frac{3}{15}$
Answer$\frac{10}{15}-\frac{3}{15}=\frac{10-3}{15}=\frac{7}{15}$
View full question & answer→Question 132 Marks
$\frac{9}{12}-\frac{2}{12}$
Answer$\frac{9}{12}-\frac{2}{12}=\frac{9-2}{12}=\frac{7}{12}$
View full question & answer→Question 142 Marks
$\frac{7}{10}-\frac{3}{10}$
Answer$\frac{7}{10}-\frac{3}{10}=\frac{7-3}{10}=\frac{4}{10}$
View full question & answer→Question 152 Marks
$\frac{9}{13}-\frac{4}{13}$
Answer$\frac{9}{13}-\frac{4}{13}=\frac{9-4}{13}=\frac{5}{13}$
View full question & answer→Question 162 Marks
$\frac{8}{11}-\frac{5}{11}$
Answer$\frac{8}{11}-\frac{5}{11}=\frac{8-5}{11}=\frac{3}{11}$
View full question & answer→Question 172 Marks
$\frac{7}{9}-\frac{2}{9}$
Answer$\frac{7}{9}-\frac{2}{9}=\frac{7-2}{9}=\frac{5}{9}$
View full question & answer→Question 182 Marks
$\frac{5}{8}-\frac{3}{8}$
Answer$\frac{5}{8}-\frac{3}{8}=\frac{5-3}{8}=\frac{2}{8}$
View full question & answer→Question 192 Marks
$\frac{5}{7}-\frac{1}{7}$
Answer$\frac{5}{7}-\frac{1}{7}=\frac{5-1}{7}=\frac{4}{7}$
View full question & answer→Question 202 Marks
The girls of Std V cleaned$\frac{3}{4}$
of a field while the boys cleaned$\frac{1}{4}$
What part of the field was cleaned altogether? AnswerGirls cleaned + Boys cleaned$\frac{3}{4}+\frac{1}{4}=\frac{3+1}{4}=\frac{4}{4}=1$
Full whole field cleaned altogether. View full question & answer→Question 212 Marks
Mother gave$\frac{3}{8}$
of one guava to Meena and $\frac{2}{8}$
of the guava to Geeta. What part of the guava did she give them altogether? Answer$\frac{3}{8}+\frac{2}{8}=\frac{3+2}{8}=\frac{5}{8}$given altogether $\frac{5}{8}$
part of guava given altogether View full question & answer→Question 222 Marks
$\frac{5}{8}+\frac{3}{8}$
Answer$\frac{5}{8}+\frac{3}{8}=\frac{5+3}{8}=\frac{8}{8}=1$
View full question & answer→Question 232 Marks
$\frac{4}{9}+\frac{1}{9}$
Answer$\frac{4}{9}+\frac{1}{9}=\frac{4+1}{9}=\frac{5}{9}$
View full question & answer→Question 242 Marks
$\frac{2}{10}+\frac{4}{10}+\frac{3}{10}$
Answer$\frac{2}{10}+\frac{4}{10}+\frac{3}{10}=\frac{2+4+3}{10}=\frac{9}{10}$
View full question & answer→Question 252 Marks
$\frac{2}{7}+\frac{1}{7}+\frac{3}{7}$
Answer$\frac{2}{7}+\frac{1}{7}+\frac{3}{7}=\frac{2+1+3}{7}=\frac{6}{7}$
View full question & answer→Question 262 Marks
$\frac{3}{15}+\frac{4}{15}$
Answer$\frac{2}{7}+\frac{1}{7}+\frac{3}{7}=\frac{2+1+3}{7}=\frac{6}{7}$
View full question & answer→Question 272 Marks
$\frac{2}{9}+\frac{7}{9}$
Answer$\frac{2}{9}+\frac{7}{9}=\frac{2+7}{9}=\frac{9}{9}=1$
View full question & answer→Question 282 Marks
$\frac{7}{12}+\frac{2}{12}$
Answer$\frac{7}{12}+\frac{2}{12}=\frac{7+2}{12}=\frac{9}{12}$
View full question & answer→Question 292 Marks
$\frac{2}{7}+\frac{4}{7}$
Answer$\frac{2}{7}+\frac{4}{7}=\frac{2+4}{7}=\frac{6}{7}$
View full question & answer→Question 302 Marks
$\frac{1}{5}+\frac{3}{5}$
Answer$\frac{1}{5}+\frac{3}{5}=\frac{1+3}{5}=\frac{4}{5}$
View full question & answer→Question 312 Marks
$\frac{1}{6}, \frac{4}{9}$
AnswerLeast common multiple of 6 and 9 is 18 So, make 18 as common denominator$\frac{1}{6}=\frac{1 \times 3}{6 \times 3}=\frac{3}{18}, \frac{4}{9}=\frac{4 \times 2}{9 \times 2}=\frac{8}{18}$
So, 3/18 and 8/18 are the required like fractions. View full question & answer→Question 322 Marks
$\frac{3}{8}, \frac{1}{6}$
AnswerLeast common multiple of 8 and 6 is 24 So, make 24 as common denominator$\frac{3}{8}=\frac{3 \times 3}{8 \times 3}=\frac{9}{24}, \frac{1}{6}=\frac{1 \times 4}{6 \times 4}=\frac{4}{24}$ So, $\frac{9}{24}, \frac{4}{24}$
are required like fractions. View full question & answer→Question 332 Marks
$\frac{5}{6}, \frac{4}{5}$
AnswerLeast common multiple of 6 and 5 is 30 So, make 30 as common denominator$\frac{5}{6}=\frac{5 \times 5}{6 \times 5}=\frac{25}{30}, \frac{4}{5}=\frac{4 \times 6}{5 \times 6}=\frac{24}{30}$ So, $\frac{25}{30}, \frac{24}{30}$
are required like fractions. View full question & answer→Question 342 Marks
$\frac{1}{4}, \frac{2}{3}$
AnswerLeast common multiple of 4 and 3 is 12 So, make 12 as common denominator$\frac{1}{4}=\frac{1 \times 3}{4 \times 3}=\frac{3}{12}, \frac{2}{3}=\frac{2 \times 4}{3 \times 4}=\frac{8}{12}, 50, \frac{3}{12}, \frac{8}{12}$
View full question & answer→Question 352 Marks
$\frac{2}{9}, \frac{1}{6}$
AnswerLeast common multiple of 9 and 6 is 18. So, make, 18 as the common denominator.$\frac{2}{9}=\frac{2 \times 2}{9 \times 2}=\frac{4}{18}, \frac{1}{6}=\frac{1 \times 3}{6 \times 3}=\frac{3}{18}$
Thus, 4/18 and 3/18 are the required like fractions. View full question & answer→Question 362 Marks
$\frac{4}{5}, \frac{3}{10}$
AnswerHere 10 is the multiples of 5. So make 10 as the common denominator$\frac{4}{5}=\frac{4 \times 2}{5 \times 2}=\frac{8}{10}$
Thus 8/10 and 3/10 are required like fractions. View full question & answer→Question 372 Marks
$\frac{3}{5}, \frac{3}{7}$
AnswerThe number 35 is a multiple of both 5 and 7 So, making 35 as the common denominater$\frac{3}{5}=\frac{3 \times 7}{5 \times 7}=\frac{21}{35}, \frac{3}{7}=\frac{3 \times 5}{7 \times 5}=\frac{15}{35}$
Therefore, 21/35 and 15/35 are required like fractions. View full question & answer→Question 382 Marks
$\frac{3}{4}, \frac{5}{8}$
Answer8 is the multiple of 4 So, make 8, the common denominator$\frac{3}{4}=\frac{3 \times 2}{4 \times 2}=\frac{6}{8}$
Thus 6/8 and 5/8are the required like fractions. View full question & answer→