add, sub, multi Fractions

 $4\frac{1}{7}$ 

Convert into an improper fraction

Notes Pg. 24

• $\frac{28}{7}$
  

• $\frac{29}{4}$
  

• $\frac{29}{7}$

• $\frac{7}{1}$
  

 $\frac{23}{5}$  

Convert into an mixed number
Notes Pg. 24

•  $4\frac{3}{5}$  
  

•  $3\frac{4}{5}$  

•  $5\frac{3}{4}$  

•  $3\frac{5}{4}$  
  

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

 $\frac{3}{4}+\frac{5}{8}$  

Rewrite the fractions so they have common denominators

Notes Pg. 20 or 24

•  $\frac{6}{8}+\frac{5}{8}$  
  

•  $\frac{3}{8}+\frac{5}{8}$  
  

•  $\frac{3}{4}+\frac{5}{4}$  
  

•  $\frac{3}{4}+\frac{5}{8}$  
  

 $\frac{2}{3}-\frac{5}{7}$  

Rewrite the fractions so they have common denominators

Notes Pg. 20 or 24

•  $\frac{14}{21}-\frac{15}{21}$  
  

•  $\frac{2}{21}-\frac{5}{21}$  
  

•  $\frac{4}{7}-\frac{5}{7}$  
  

•  $\frac{2}{3}-\frac{4}{3}$  
  

 $\frac{3}{7}+\frac{2}{7}$  

Notes Pg. 20 or 24

•  $\frac{5}{14}$  
  

•  $\frac{6}{49}$  
  

•  $\frac{5}{7}$  
  

•  $\frac{1}{7}$  
  

 $\frac{9}{8}-\frac{3}{4}$   

Notes Pg. 20 or 24

•  $\frac{2}{3}$  
  

•  $\frac{3}{8}$  
  

•  $\frac{6}{32}$  
  

•  $\frac{1}{2}$  
  

 $\frac{1}{7}\times\frac{1}{7}$  

Notes Pg. 26

•  $\frac{2}{14}$  
  

•  $\frac{1}{49}$  
  

•  $\frac{2}{7}$  
  

•  $\frac{1}{14}$  
  

 $\frac{1}{6}\times\frac{4}{5}$  

Notes Pg. 26

•  $\frac{4}{30}$  
  

•  $\frac{2}{15}$  
  

•  $\frac{5}{11}$  
  

•  $\frac{29}{30}$  
  

 $-\frac{3}{4}\cdot\left(-\frac{10}{9}\right)$  

Don't forget to simplify

Notes Pg. 26

•  $\frac{30}{36}$  
  

•  $-\frac{15}{18}$  
  

•  $\frac{5}{6}$  
  

•  $-\frac{30}{36}$