It is easy to add fractions when the numbers on the bottom are the same. All you need to do is add the tops of the fractions together. So \(\frac{2}{9} + \frac{5}{9} = \frac{7}{9}\) Sometimes you ...

Adding and subtracting fractions. HASSAN:I bet this was a temple ... In a mythical temple full of obstacles, Olivia and Hassan learn simple mental maths and apply it to work out the passcode ...