Decimal fraction : Decimal fractions are fractions whose denominator is 10 or a product of two or more 10s.
$3/10$ is written as 0.3 . It is read as 'zero point three'.

$5/100$ is written as 0.05 . It is read as 'zero point zero five' .

$45/100$ is written as 0.45. It is read as 'zero point four five'

How is a mixed number $2{44/100}$ written and read.
Since 2 is a whole part and $44/100$ is a fraction part,
so it is written as 2.44 . The decimal point seperates the whole part from the fraction part.
It is read as 'two point four four' .

Test Your Understanding.
1) Write the decimal form of following fraction.
a) $3/10$

b) $52/10$

c) $4/100$

d) $452/100$

e) $7/1000$


Score =

2) Write the fraction of the following decimals.
a)0.005  

b) 2.05  

c) 25.2  

d) 5.124  

e) 0.5  


Score =

3)Choose the correct name of the following decimal numbers.
a) 25.25
   Two Five point Two Five
   Twenty Five point Twenty Five
   Twenty Five point Two Five
   Two Five point Twenty Five

b) 0.052
   Point zero five two
   Zero point zero five two
   Zero point zero fifty two
   Point zero fifty two

c) 320.5
   three twenty point five
   three hundred and twenty point five
   point five
   three two zero point five

d) 10.01
   ten point zero one
   ten point one
   one zero point zero one
   one zero point one

e) 999.09
   Nine nine nine point zero nine
   nine ninety nine point zero nine
   nine hundred and ninety nine point zero nine
   nine hundred nine nine point zero nine


Score =