7th 1-5 - Dividing Rational Numbers

Which of these is the reciprocal of

 $-\frac{13}{3}$ ?

•  $-\frac{13}{3}$  

•  $\frac{13}{3}$  

•  $\frac{3}{13}$  

•  $-\frac{3}{13}$  

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

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

•  $-\frac{4}{5}$  

•  $\frac{4}{5}$  

•  $\frac{5}{4}$  

•  $-\frac{5}{4}$  

Write a multiplication expression equivalent to this division expression.

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

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

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

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

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

Tags

CCSS.7.NS.A.2A

Divide and simplify.

 $\frac{4}{9}\ \div\ -\frac{11}{5}$  

•  $\frac{20}{99}$  

•  $-\frac{20}{99}$  

•  $\frac{44}{45}$  

•  $-\frac{44}{45}$  

Tags

CCSS.7.NS.A.2B

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

•  $-\frac{10}{9}$  

•  $\frac{10}{9}$  

•  $\frac{19}{10}$  

•  $\frac{10}{19}$  

Tags

CCSS.5.NF.B.3

What is the correct​ quotient?

 $\frac{2}{3}\ \div\ \frac{1}{3}$  

•  $\frac{2}{9}$  

•  $\frac{2}{3}$  

• 2

•  $\frac{1}{3}$  

Tags

CCSS.6.NS.A.1

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

•  $4\frac{1}{5}$  

•  $\frac{7}{15}$  

•  $\frac{15}{7}$  

•  $4\frac{2}{3}$  

Which multiplication expression is equivalent to

3/4 ÷ 1/16​?

• 3/4 x 16/1

• 3/4 x 1/16

• 4/3 x 1/16

• 4/3 x 16/1

Tags

CCSS.6.NS.A.1

 Find the quotient.

 $\frac{9}{10}\ \div\ 5.8$ 

•  $\frac{52.7}{10}$  

• 5.27

•  $\frac{9}{58}$  

•  $\frac{58}{9}$  

 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?

•  $\frac{13}{3}$  tablespoons

•  $2\frac{1}{6}$  tablespoons

•  $4\frac{1}{3}$  tablespoons

•  $8\frac{2}{3}$  tablespoons