Dividing fractions

  $2\ \frac{1}{2}\ \div7$  

• 14/5

• 5/14

• 15

 $\frac{8}{10}\ \div\ \frac{4}{2}$  

•  $\frac{16}{40}\ \ or\ \ \frac{2}{5}$  

•  $\frac{32}{20\ }\ or\ \ 1\ \frac{3}{5}$  

•  $2\ \frac{10}{20}$  

A relay race is 1 1/2 kilometers long and each runner on a team will run 1/2 of a kilometer. How many runners are needed to run the relay race?

• 3/4 kilometers

• 2 kilometers

• 3 kilometers

write the equivalent multiplication expression (change from division to multiply- S.I.R.)

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

•  $\frac{5}{2}\ x\ \frac{3}{1}$  

•  $\frac{2}{5}x\ \frac{1}{3}$  

•  $2\ \frac{1}{2}\ x\ \frac{3}{1}$  

write the equivalent multiplication expression (change from division to multiply- S.I.R.)

 $5\ \div\ \frac{2}{3}$  

•  $\frac{5}{1}\ x\ \frac{2}{3}$  

•  $\frac{1}{5}\ x\ \frac{3}{2}$  

•  $\frac{5}{1}\ x\ \frac{3}{2}$  

write the equivalent multiplication expression (change from division to multiply- S.I.R.)

 $\frac{7}{8}\ \div\ 2\ \frac{3}{4}$  

•  $\frac{7}{8}\ x\ \frac{11}{4}$  

•  $\frac{8}{7}\ x\ \frac{4}{11}$  

•  $\frac{7}{8}\ x\ \frac{4}{11}$  

the solution to a division problem is called a...

• quotient

• product

• sum

• difference