S K Gupta and Anubhuti Gangal Solutions for Exercise 4: Mental Maths

What is the reciprocal of $\frac{2}{9}÷\frac{1}{2}$?

How much is $\frac{3}{8}$ of a day?

$7\frac{1}{2}÷1=7\frac{1}{2}\times 1$

$\frac{14}{15}\times$ _____ $=1$

If a number is greater than $1$, its reciprocal is _____ $1. (<, >, =)$

Simplify:

$\frac{3}{7} -\frac{1}{4}\times \frac{4}{7}$

How many fourths are there in $3$?

Aparna had $\frac{3}{5}$ of a cake. She ate $\frac{2}{3}$ of it. What fraction of her cake did she eat?