Add and Subtract Mixed Numbers Set up the problem vertically. 4 1/4 + 2 2/4 2. Work the fractions first, then work the whole numbers.
3 3/4 Regrouping with addition: + 1 2/4 Convert any improper fractions to mixed numbers. Don’t forget to add the new whole numbers to the ones you already had!
5 1/3 Regrouping with subtraction: Method #1 - 2 2/3 Convert the mixed numbers to improper fractions and subtract, then change your answer back into a mixed number.
5 1/3 Regrouping with subtraction: Method #2 - 2 2/3 Another way is to “borrow” from the whole numbers by taking one of our wholes and changing it to an equivalent fraction with the same denominator.
Examples: 3 2/5 + 1 1/5 = 5 5/6 + 3 3/6 = 7 1/4 - 3 3/4 = 7 - 3 2/3 =
Practice: 5 ⅞ + 4 ⅜ = 3 ¾ + 6 ¾ = 5 1/5 - 3 4/5 = 6 2/6 - 1 5/6 =