Fractions - Grade 8

Determine the Highest Common Factor of:

24 and 32

• 2

• 12

• 8

• 4

Determine the Highest Common Factor of:

288 and 1200

• 2

• 288

• 16

• 48

Determine the Highest Common Factor of:

 $a^3bc^7$  and  $a^2b^3c$  

•  $a^2bc$  

•  $a^3b^3c^7$  

•  $a^5b^4c^8$  

•  $abc$  

Determine the Lowest Common Multiple of:

12 and 16

• 32

• 48

• 4

• 16

Write the following fraction in simplest form:

 $\frac{14}{98}$  

•  $\frac{7}{49}$  

•  $\frac{1}{7}$  

•  $\frac{2}{14}$  

•  $\frac{1}{9}$  

Which one of the following fractions are not equivalent fractions of:

 $\frac{2}{3}$  

•  $\frac{4}{6}$  

•  $\frac{6a^2}{9a^2}$  

•  $\frac{4}{9}$  

•  $\frac{26}{39}$  

Which one of the following fractions are not equivalent fractions of:

 $\frac{9}{5}$  

•  $1\frac{4}{5}$  

•  $\frac{81}{25}$  

•  $\frac{72}{40}$  

•  $\frac{900}{500}$  

Write the following mixed number as an improper fraction:

 $5\frac{2}{3}$  

•  $\frac{17}{3}$  

•  $\frac{17}{5}$  

•  $\frac{13}{3}$  

•  $\frac{16}{3}$  

Write the following mixed number as an improper fraction:

 $-4\frac{3}{5}$  

•  $-\frac{17}{5}$  

•  $\frac{23}{5}$  

•  $-\frac{23}{5}$  

•  $-\frac{17}{4}$  

Simplify the following:

 $\frac{1}{2}+\frac{2}{3}$  

•  $\frac{3}{5}$  

•  $\frac{7}{6}$  

•  $\frac{7}{3}$  

•  $\frac{5}{6}$