Adding and subtracting fractions

 $\frac{8}{9}\ -\ \frac{1}{3}\ =\$  

•  $\frac{7}{6}$  

•  $\frac{5}{9}$  

•  $\frac{2}{3}$  

•  $\frac{8}{27}$  

 $\frac{1}{3}$  +  $\frac{1}{2}$  =

•  $\frac{6}{7}$  

•  $\frac{2}{6}$  

•  $\frac{3}{5}$  

•  $\frac{5}{6}$  

• 37/2
• 52/7
• 7/37
• 37/7

 $\frac{1}{5}\ and\ \frac{5}{6}$  What number could be a common denominator for these two fractions:

• 30

• 11

• 6

• 12

What must you have to in order to add and subtract fractions?

• common numerators

• Different numerators

• common denominators

• different denominators

What is  $\frac{8}{9}$  -  $\frac{5}{6}$ =  ?

•  $\frac{6}{7}$  

•  $\frac{3}{4}$  

•  $\frac{1}{18}$  

•  $\frac{10}{12}$  

1/7 + 4/7 =

• 5/14

• 3/7

• 5/7

• 5/14

Convert the mixed fraction to a improper fraction.

• 22 /9
• 20/9
• 31 / 9
• 4/6

• 5/4
• 4/5
• 11/4
• 4/11

• 2/7

• 1/12

• 2/12

• 7/12