Look at the examples below on how to add and subtract fractions and mixed numbers ... You can write any integer, or whole number, as a fraction by placing it over a denominator of 1.

Adding and subtracting fractions. HASSAN:I bet this was a temple ... ARCHIMEDES:18/18 is a whole, with 5/18 remaining, so we express this as one and 5/18. OLIVIA:Hmm. So for subtraction, we ...