Unit Fractions
Which of these is a unit fraction?
a. 3/4 b. 5/6
c. 1/8 d. 2/3
c. 1/8 (unit fractions have 1 in the numerator)
Which of these is an improper fraction?
a. 2/3 b. 5/8 c. 1/2 d. 7/6
d. 7/6 = 1 1/6
What is a quick way of converting a simple fraction to an equivalent fraction?
a. add the numerator to the denominator
b. multiply both the numerator and denominator by the same factor.
c. divide the denominator by two
d. divide the denominator by the numerator.
b. multiply both by the same factor
( 1/2 : 1x3 / 2x3, 3/6)
Comparing fractions with the same denominator is like:
a. comparing pizzas that were all cut into 8ths
b. separating red legos from white legos
c. measuring ingredients for a receipe using different sized measuring devices.
a.
A quick way of ordering fractions from least to greatest with the same numerator, but different denominators, is to:
a. order the denominators from greatest to least
b. order the denominators from least to greatest
a. (the greater the denominator, the smaller the size of the fraction)
Which fraction of a pizza would be the largest?
a. 1/3 b. 1/8 c. 1/12 d. 1/20
a. 1/3
The class has 18 people, including teachers. Pizzas are cut into 6ths. Everyone wants two slices. How many pizzas do we need?
a. 2 b. 3 c. 6 d. 9
c. 6 (2x18=36, 36/6 = 6)
Which of these fractions are equivalent to 1/2?
a. 5/8 b. 6/12 c. 3/6 d. 4/8
b, c, d
Which set of fractions is in order from least to greatest?
a. 0/3, 1/3, 2/3 b. 3/3, 2/3, 1/3
c. 1/3, 0/3, 3/3 d. 2/3, 0/3, 1/3
a. 0<1<2
Which set of fractions is in order from least to greatest?
a. 4/4, 4/6, 4/8 b. 2/3, 2/4, 2/2
c. 5/8, 5/6, 5/5 d. 1/12, 1/4, 1/5
c. 1/8<1/6<1/5
Which list of unit fractions is in order from least to greatest?
a. 1/2, 1/3, 1/4, 1/5 b. 1/8, 1/4, 1/16, 1/2
c. 1/7, 1/6, 1/5, 1/4 d. 1/4, 1/3, 1/5, 1/6
c. 1/7 < 1/6 < 1/5 <1/4
Which improper fractions are equal to the whole number 3?
a. 9/3 b. 12/4 c. 6/2 d. 13/5
a, b, c, but not d
Which of these fractions are equivalent to 2/3?
a. 4/6 b. 6/9 c. 5/8 d. 8/12
a, b, d
Which set of fractions is in order from greatest to least?
a. 3/8, 5/8, 7/8 b. 7/8, 5/8, 3/8
c. 5/8, 3/8, 7/8 d. 7/8, 3/8, 5/8
b. 7>5>3
Which sets of fractions are in order from greatest to least?
a. 2/2, 2/3, 2/4 b. 7/4, 7/7, 7/13
c. 8/8, 8/6, 8/4 d. 12/5, 12/8, 12/12
a, b, d (only c is in order from least to greatest)
Kayla brought 100 candies to school to share with her friends. She gave half to her classmates, one quarter to the next class over, and one tenth to her teachers. How many did she have left?
a. 15 b. 33 c. 12 d. none
a. 15 (100 - 50 - 25 - 10 = 15)
What improper fraction would show 10 pizzas cut into fourths.
a. 10/4 b. 40/4 c. 4/10 d. 10 1/4
b. 40/4
The two swing sets at Idyllwilde have four swings each. If 3/4 of all of the swings are being used, what fraction would show the number of swings free?
a. 1/8 b. 1/6 c. 2/8 d. 4/3
c. 2/8 two of the eight swings are free
Abby is 9/13 done with her test, Leilani is 11/13 done, Alexa is 8/13 done, and Aubrielle is 4/13 done. Who has the fewest questions left on her test?
a. Leilani b. Abby c. Aubrielle d. Alexa
a. Leilani has only 2/13 left
Eleanor's 100 collection is 2/3 orange, Adi's collection is 3/4 orange, and Zoe's collection is 4/8 orange. Who has the most orange items? Who has the least?
a. Eleanor most, Adi least b. Adi most, Zoe least
c. Zoe most, Eleanor least d. Zoe most, Adi least
b. Adi most, Zoe least
Scout had 90 legos. She used 1/3 of them to build a castle, another third to build a bridge, and 1/6 of them to build animals. How many legos does she have left for making people?
a. 30 b. 12 c. 15 d. 9
c. 15 (90 - 30 - 30 - 15 = 15)
Zara had 3 quesidillas cut into fourths. She ate 7/4. How many fourths does she have left?
a. 5/4 b. 7/4 c. 3/4 d. 1/4
a. 5/4 (12/4 - 7/4 = 5/4)
In the game of 9 square, 2/3 of the squares are occupied by girls and the rest by boys. How many boys are in the game?
a. no boys b. 6 boys c. 1/3 of a boy d. 3 boys
d. 3 boys
Marcus is 19/20 done with his test, Garrett is 17/20 done, Max is 18/20 done, and Jadon is 13/20 done. Who has the most questions left on his test?
a. Marcus b. Garrett c. Max d. Jadon
d. Jadon has 7/20 left
Penny, Lizzy, and Mrs. Hoover are playing UNO. Each of them have 12 cards in their hands. Penny has 2/3 green, Lizzy has 8/12 green, and Mrs. Hoover has 6/9 green. Who has the best chance of playing a green card?
a. Penny b. Lizzy c. Mrs. Hoover d. all equal
d. all equal 2/3=8/12=6/9