Free Printable 7th 1-5 - Dividing Rational Numbers

1.

Which of these is the reciprocal of

$-\frac{13}{3}$ ?

a)

$-\frac{13}{3}$

b)

$\frac{13}{3}$

c)

$\frac{3}{13}$

d)

$-\frac{3}{13}$

2.

Find the reciprocal of $\frac{4}{5}$ .

a)

$-\frac{4}{5}$

b)

$\frac{4}{5}$

c)

$\frac{5}{4}$

d)

$-\frac{5}{4}$

3.

Write a multiplication expression equivalent to this division expression.

$-\frac{5}{15}\ \div\ \frac{11}{45}$

a)

$-\frac{5}{15}\ \times\ \frac{11}{45}$

b)

$-\frac{15}{5}\ \times\ \frac{11}{45}$

c)

$-\frac{5}{15}\ \times\ \frac{45}{11}$

d)

$-\frac{15}{5}\ \times\ \frac{45}{11}$

4.

Divide and simplify.

$\frac{4}{9}\ \div\ -\frac{11}{5}$

a)

$\frac{20}{99}$

b)

$-\frac{20}{99}$

c)

$\frac{44}{45}$

d)

$-\frac{44}{45}$

5.

Which of these is the reciprocal of
$1\frac{9}{10}$ ?

a)

$-\frac{10}{9}$

b)

$\frac{10}{9}$

c)

$\frac{19}{10}$

d)

$\frac{10}{19}$

6.

What is the correct quotient?

$\frac{2}{3}\ \div\ \frac{1}{3}$

a)

$\frac{2}{9}$

b)

$\frac{2}{3}$

c)

2

d)

$\frac{1}{3}$

7.

The area of the rectangle is $10\ ft^2.$ If the width is $2\frac{1}{7}ft$ , what is the length?

a)

$4\frac{1}{5}$

b)

$\frac{7}{15}$

c)

$\frac{15}{7}$

d)

$4\frac{2}{3}$

8.

Which multiplication expression is equivalent to

3/4 ÷ 1/16?

a)

3/4 x 16/1

b)

3/4 x 1/16

c)

4/3 x 1/16

d)

4/3 x 16/1

9.

Find the quotient.

$\frac{9}{10}\ \div\ 5.8$

a)

$\frac{52.7}{10}$

b)

5.27

c)

$\frac{9}{58}$

d)

$\frac{58}{9}$

10.

A patient is to take $4\frac{1}{3}$ tablespoons of medicine per day in 2 equally divided doses. How much medicine is to be taken in each dose?

a)

$\frac{13}{3}$ tablespoons

b)

$2\frac{1}{6}$ tablespoons

c)

$4\frac{1}{3}$ tablespoons

d)

$8\frac{2}{3}$ tablespoons

11.

Between 11 P.M. and 9 A.M., the water level in a swimming pool decreased by $\frac{9}{50}$ in. Assuming that the water level decreased at a constant rate, how much did the water level drop each hour?

a)

$\frac{9}{500}$ in.

b)

$\frac{5}{9}$ in.

c)

$1\frac{4}{5}$ in.

d)

$\frac{500}{9}$ in.

7th 1-5 - Dividing Rational Numbers

Total questions: 11

Worksheet time: 6mins

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