Vocabulary 1
Fractions that have the same denominator, like 3/8 and 1/8 , are called .
When you ________ a fraction, you can break the fraction into a sum of unit fractions.
decompose
5/10 + 1/10
6/10 or 3/5
9 3/5 - 4 2/5=
5 1/5
Tony had 2 6/8 boxes of cereal. He ate 1 2/8 boxes over a week. How many boxes of cereal does Tony have left?
1 4/8 or 1 1/2 boxes
A fraction is in ___________ is in when the numerator and denominator have no common factor other than 1.
simplest form
In the fraction 1/2 , 1 is the __________ .
numerator
5/6 - 4/6=
1/6
11 x 1/4
11/4 or 2 3/4
Mrs. Freitas cut a watermelon into 12 pieces. Ana ate 2 pieces of the watermelon and Marco ate 2 pieces. What fraction of the watermelon did Ana and Marco eat?
4/12 or 1/3 pieces of watermelon
The numbers 1 1/2 and 3 1/2 , with both whole numbers and fractions, are called this ________ .
mixed numbers
7 4/6 + 1 1/6 =
8 5/6
9 x 2/8 =
18/8 or 2 2/8 or 2 1/4
Write 3/5 as a sum of the unit fraction.
1/5 + 1/5 + 1/5
Use an equation to write 3 × 3/4 as a multiple of a unit fraction.
9 x 1/4