Add fractions using bar models of the relative ... and 100,000 when a disgruntled magic carpet demands money from them. Using addition and subtraction in multi-step problems.

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 ...