Adding Mixed Numbers Worksheet with Answer Key

What's on the worksheet

1. Add, writing each answer as a mixed number in simplest form:
   5\dfrac{1}{8} + 2\dfrac{3}{4}3\dfrac{1}{6} + 4\dfrac{1}{4}2\dfrac{2}{7} + 6\dfrac{1}{2}4\dfrac{1}{10} + 3\dfrac{2}{5}
2. Add, regrouping when the fraction parts make 1 or more:
   2\dfrac{2}{3} + 3\dfrac{5}{6}4\dfrac{3}{5} + 1\dfrac{7}{10}1\dfrac{7}{9} + 5\dfrac{2}{3}3\dfrac{7}{8} + 4\dfrac{5}{6}
3. Decide whether the fraction parts make 1 or more and write the whole-number part of each sum.
   3\dfrac{1}{4} + 2\dfrac{2}{5}1\dfrac{5}{6} + 4\dfrac{3}{4}6\dfrac{1}{2} + 2\dfrac{3}{8}2\dfrac{4}{7} + 5\dfrac{3}{5}
4. Word problem: how many hours does Zoe read in all?
5. Check Leah's addition of mixed numbers by rewriting them as improper fractions.
6. Word problem: how much rain falls in three storms? Check by rounding.