Common Denominator and Equivalent Fractions
Write equivalent fractions with the least common denominator (LCM) for the following fractions:
1/3 and 5/6
1/3 = 2/6
5/6 = 5/6
3/8 * 5/7 =
15/56
2 3/4 + 4 1/2 =
6 5/4 or 7 1/4
2 of 1/4
2/4 or 1/2
Jenny walked 3 1/8 miles on Monday and 4 3/8 miles on Tuesday. How many miles did she walk on Monday and Tuesday altogether?
Write a number sentence and solve.
3 1/8 + 4 3/8 = 7 4/8 miles or 7 1/2 miles
Write equivalent fractions with the least common denominator (LCM) for the following fractions:
3/7 and 4/5
3/7 = 15/35
4/5 = 28/35
6/15 * 3/5 =
18/75 or 6/25
5 3/4 + 6 1/6 =
11 11/12
16 of 1/8
16/8 or 2
Rachel is traveling by plane from Chicago to San Diego. The flight will take 4 1/4 hours. The plane took off 1 2/3 hours ago. How much longer will Rachel be on the plane?
Write a number sentence and solve.
4 1/4 - 1 2/3 = 2 7/12 hours
Write equivalent fractions with the least common denominator (LCM) for the following fractions:
9/10 and 5/8
9/10 = 36/40
5/8 = 25/40
Draw an area model to solve 2/3 *1/4
Must have correct shading and fraction to get points.
2/12
3 2/3 - 1 1/4 =
2 5/12
12 of 3/4
Will the product be greater than or less than 12?
less than
Sheila had 3/4 pound of blueberries. She used 1/3 of them in a fruit salad. How many pounds of blueberries did she use in the fruit salad?
Write a number sentence and solve.
3/4 * 1/3 = 3/12 pound or 1/4 pound
Write equivalent fractions with the least common denominator (LCM) for the following fractions:
3/5 and 5/6 and 7/10
3/5 = 18/30
5/6 = 25/30
7/10 = 21/30
Draw an area model to solve 5/6 * 2/3
Must have correct shading and fraction to get points.
10/18
11 1/6 - 4 5/6 =
6 2/6 or 6 1/3
8 of 5/4
Will the product be greater than or less than 8?
greater than
Daniel has 1/3 loaf of bread. If he and his 3 friends share the 1/3 loaf equally, how much of the whole loaf will each person get?
Write a number sentence and solve.
1/3 / 4 = 1/12 loaf of bread
Write equivalent fractions with the least common denominator (LCM) for the following fractions:
5/12 and 1/3 and 5/6 and 21/24
5/12 = 10/24
1/3 = 8/24
5/6 = 20/24
21/24 = 21/24
Write a multiplication number sentence that matches the area model. Then, solve.
Reference Google Slides image.
3/5 * 4/5 = 12/25
27 2/5 - 5 2/3 =
21 11/15
2 of 3/4 of 5/6
30/24 or 5/4 or 1 1/4
Claire has a piece of ribbon that is 1/5 yard long. She wants to share the ribbon with 3 friends. If each of the 4 friends gets the same amount, how much will each person get?
Write a number sentence and solve.
1/5 / 4 = 1/20 yard