Common Denominators
True or False:
3/5 + 1/3= 4/8= 1/2
False
3/4 - 3/12
6/12=1/2
2/3 of 3/5
6/15
Anna is making a carpet for her dollhouse. She wants the width to be 3/5 cm, and 2/5 cm for the length. What is the area of the carpet?
6/25 cm2
True or False
2/4>3/8
True
Write each fraction with common denominators. Which fraction is greater?
3/4
4/7
21/28>16/28
1/3+4/9=X
x=7/9
4 ÷ 2/3
1/3 * 2/5
6
2/15
Catlyn is making a cat toy for her cat. She uses 1/4 a meter of ribbon to decorate. Later, she adds 5/6 meter of ribbon. How many meters of ribbon is on the toy?
1 1/12 meters ribbon
Three students equally share 4/5 of a pizza. How much of the pizza will each student get?
4/15
Write 28/6 as a mixed number.
4 4/6 or 4 2/3
7 2/3 + 2 3/5
10 4/15
3/7 * 4/6
3/7 of 4/6
12/42 = 2/7
12/42 = 2/7
Po's mom is buying rice. Brand A's package contains 3/5 pound. Brand B's package contains 2/3 pound. Which brand has more rice? How much more?
Brand B has 1/15 pound more than Brand A.
How many 2/3 pound boxes of candy can be made from 6 pounds of candy?
9 boxes of candy
List three common denominators of 1/3 and 5/6.
What is the LCM (least common multiple)?
6, 12, 18
The least common multiple is 6.
7 1/5 - 4 3/4
2 9/20
2/5 of 18
1 1/2 * 3 2/3
36/5 = 7 1/5
33/6 = 11/2 = 5 1/2
Alice is making a cake for the queen. It calls for 2/5 cup of sprinkles. If Alice only has 1/9 cup of sprinkles, how much more sprinkles does she need?
She needs 13/45 cup of sprinkles.
4 7/8 + 2 1/2 - 1 1/4
6 1/8
Write the mixed number as an improper fraction.
21 5/6
Write the improper fraction as a mixed number.
112/5
131/6
22 2/5
1/2+1/3-5/9 = X
x = 5/18
What is the volume of a box that is 2 1/2 cm by 3/4 cm by 1/3 cm?
5/8 cm3
Cinderella has 10 feet of ribbon. She used 4/5 of it to tie a bow on a large gift box. How many inches ribbon did she use?
96 inches of ribbon
Anika wants to read a Wrinkle in Time. There are 211 pages in it. She wants to read 1/14 of it every day. When will she finish and how many pages will she read per day?
She will finish in two weeks.
She will read 15 1/14 pages per day.