Rational Numbers

A number that can be written as a fraction of 2 integers is called

How do we write a fraction as a demical? $\frac{5}{10}\rightarrow0.5$  

• Divide the numerator (N) by the denominator (D) $\frac{N}{D}$

• Divide the denominator (D) by the numerator (N) $\frac{D}{N}$

Tags

CCSS.5.NF.B.3

 How do we write a decimal as a fraction? $0.03\ \rightarrow\ \frac{3}{10}$ 

• Remove the decimal. Rewrite it as a fraction using the value decimal place as the denominator. 

• Keep the decimal. Rewrite it as a fraction using the value decimal place as the denominator. 

Write the rational number as a decimal:  $-\frac{9}{10}$  

•  $0.09$ 

•  $0.9$ 

•  $-0.9$  

•  $-0.09$  

Write the rational number as a decimal:

 $1\frac{3}{5}$  

• 1.6

• 1.53

• -1.6

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3

 $5.65\ \ \ \ \ \ \ \ 5.60$  

•  $<$  

•  $>$  

•  $=$  

Tags

CCSS.5.NBT.A.3

Write the decimal as a fraction or mixed number: 

3.75

• $3\ \frac{75}{100}$

• $3\ \frac{75}{10}$

• $3\ \frac{5}{7}$

Tags

CCSS.4.NF.C.5

CCSS.4.NF.C.6

 Write the decimal as a fraction or mixed number:   

 $0.35$ 

•  $\frac{35}{100}$  

•  $\frac{35}{10}$  

•  $\frac{35}{1000}$  

Tags

CCSS.4.NF.C.5

CCSS.4.NF.C.6

 Write the decimal as a fraction or mixed number: 

 $3.42$  

•  $3\ \frac{42}{100}$  

•  $3\ \frac{43}{10}$  

•  $3\ \frac{43}{1000}$  

Tags

CCSS.4.NF.C.5

CCSS.4.NF.C.6

Write the rational number as a decimal:
 $\frac{4}{5}$  

• 0.45

• 0.8

• 0.87

Tags

CCSS.5.NBT.A.3

CCSS.5.NF.B.3