Let’s remind ourselves of how to add, subtract, multiply and divide fractions.
If a fractions is bigger than one, there are two different ways it can be written, as an improper fraction or as a mixed number. In general, improper fractions are easier to do calculations with, but final answers should be expressed as mixed numbers.
It is easier to compare fractions if they have a common denominator.
Let’s think up some examples to check our knowledge of these.
Let’s complete exercises 8 and 9 from pages 336 to 338 of the core textbook:
The answers are below: