SmarterEd

Aussie Maths & Science Teachers: Save your time with SmarterEd

Fractions, SM-Bank 070

Write reciprocals for the following.

  1. `4/5`  (1 mark)

  2. `3`  (1 mark)

  3. `1 3/4`  (2 marks)

Show Answers Only

a.    `5/4`

b.    `1/3`

c.    `4/7`

Show Worked Solution
a.    `5/4`
 `=> 4/5\ \ \ \ text{(Swap the numerator and denominator)}`

 

b.    `3` `= 3/1\ \ \ \ text{(Write whole numbers as fractions with a denominator of 1)}`  
  `=> 1/3\ \ \ \ text{(Then swap the numerator and denominator)}`  

 

c.    `1 3/4`
 `= 7/4 \ \ \ \ text{(Change mixed numbers to improper fractions)}`
  `=> 4/7 \ \ \ \ text{(Then swap the numerator and denominator)}`