Fraction Vocabulary
Two fractions that name the same size or amount.
equivalent fractions
Name two equivalent fractions for 1/2
2/4, 3/6, 4/8, 5/10, 6/12, etc.
1/3 + 2/3 =
3/3 or 1
The numerator is the bottom number of a fraction.
FALSE
Which number in this fraction is the numerator? 3/4
3
Fractions with the same numerator and denominator are equal to what?
1 whole
Name two equivalent fractions for 1/4
2/8, 3/12, 4/16, 5/20, etc.
2/4 + 1/4 =
3/4
Equivalent fractions must have the same denominator.
FALSE
What is the most important rule when adding fractions?
The denominators must be the same
This part of the fraction tells how many pieces of the whole are being used
numerator
Name two equivalent fractions for 3/4
6/8, 9/12, 12/16, etc.
3/6 + 2/6 =
5/6
I can show equivalent fractions using egg cartons, ratio tables, and geoboards
TRUE
List all factors of 20.
1, 2, 4, 5, 10, 20
This part of the fraction tells how many parts in the a whole
denominator
Name two equivalent fractions for 2/5
4/10, 6/15, 8/20, etc.
4/8 + 3/8 =
7/8
2/3 and 4/6 are equivalent fractions. Explain your answer.
TRUE
2/3 and 4/6 are equivalent fractions because they name the same amount.
What is the most important rule when using a ratio table?
What ever you do to the top you have to do to the bottom
Breaking fractions apart into smaller units
decomposing fractions
Which of the following is NOT equivalent to 2/3?
4/6, 10/12, 10/15
10/12
3/8 + 2/8 + 2/8 =
7/8
5/8 and 6/12 are equivalent fractions. Explain your answer.
FALSE
6/12 is equal to 1/2, but 5/8 is not. 4/8 would be equal to 1/2.
1/3 + 2/6
4/6