Multiplication and division of fractions

Points to note

• Multiplication of fractions involves multipling the two numerators together then then the two denominators together.

• However,when multiplying fractions inorder to simplify do so by canceling factors common to both numerators denominators.

• Whole numbers are multiplied with numerator only.

• All mixed numbers are converted to improper fractions when multiplying or dividing.

• In division of fractions, change the division signs to multiplication then change the second fraction to be its reciprocal (invert it).

Multiplication of simple fractions

Example 

Simplify 3/9 x 3/16

Division of mixed fractions

The steps to follow 

Example