Equivalent Fractions
Find two equivalent fractions for 1/2.
Show Ms. E/Mrs. Pechan.
What does it mean to decompose a fraction?
To break a fraction into smaller parts.
Show that 3/4 can also be written as 3 * 1/4 using a number line or area model.
Show Ms. E/Mrs. Pechan your work!
Mike ate 2/3 of his large candy bar. Peggy ate the same amount, but her large candy bar was cut into 9 pieces. How many pieces did Peggy eat?
Peggy ate 6/9 of her large candy bar.
What is a FRACTION?
Pieces or parts of a whole.
1/3 is the same as ___/6.
2/6
T/F: The denominator changes when you add two fractions. Example: 4/6 + 1/6= 5/12
False!! The denominator does not change. Correct answer: 4/6 + 1/6 = 5/6
Show your work to Ms. E/Mrs. Pechan!
In a relay race, each person runs 1/4 of a lap. If there are 4 team members, how long is the race?
4 * 1/4 = 4/4 = 1 lap
What is the top number called?
Numerator.
1/4 is the same as ___/12.
3/12
Are 2/10 + 4/10 AND 2/10 + 4/10 + 6/10 correct ways to decompose 7/10? Show using number lines.
No.
Use a number line or area model to find the product of 4 * 2/4
Show Ms.E/Mrs. Pechan your work... 5/3
Joe ate four out of ten slices of a pepparoni pizza, while Karla ate five out of eight sliced of a pineapple pizza. Who are more pizza? 4/10 ___ 5/8
Karla ate more.
What does the bottom number (denominator) tell you?
(1) How many pieces there are in a whole. (2) How many times you've split the whole. (3) What type of fractional piece you have.
2/3 is the same as ____/9.
6/9
Solve the mixed fraction: 3 1/4 - 2 3/4. (Hint: If stumped, use a number line or bar model).
2/4
Use a number line or area model to find the product of 4 * 4/6
Show Ms. E/Mrs. Pechan your work... 16/6
Sofía attends dance class twice a week. On Monday, class is 10/12 of an hour long. On Wednesday, class is 1 4/12 hours long. Altogether, how much time is Sofía in dance each week?
10/12 + 4/12 = 14/12 = 1 2/12
What does the numerator tell you?
It counts how many pieces you have.
3/4 is the same as ___/16.
12/16
Subtract 5 2/6 - 2 5/6. (Hint if stumped: use a number line or bar model).
15/6
Use a number line or area model to find the product of 3 * 3/5
Show Ms. E/Mrs. Pechan your work... 12/4
Sean spent 2/7 hour each day to work on the garden. How many hours did he spend in a week working on the garden?
2/7 * 7= 14/2 = 2
He spent 2 hours in a week working on the garden.
What does the word "equivalent" mean?
Equal amounts but in a different way.