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Common Denominators
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100

Find the lowest common denominator for:


1/4       1/8

8

100

Which is greater?


4.035          4.3                4.34

    4.34

200

Find the lowest common denominator for:


1/3    1/9

9

200
Which is true?


3.25  > 3.35             4.023  >  4.18      .25 = 1/4

.25 = 1/4

300

Find the lowest common denominator for:


2/6      1/3

3

300

1/3  + 3/6 =

5/6
300

Round to the nearest 1.


3.45

3

400

Find the lowest common denominator for:


1/12     1/8

24

400
Cory walked 1/2 of a mile, then ran 1/3 of a mile and walked again for 1/4 of a mile.  How far did he go?

13/12 or 1/12 of a mile

400

1/4 x 24

6

400

Round to the nearest tenth.


1.27

1.3

400

Honor was making a colonial day project.  She needed 3 length of string.  One was 1.22 inches long, one was 3.34 inches long and one was 5 inches long.  How much total string did she use?

9.56 inches of string

500

Marley ate 2/8 of a pizza and Audrey ate 1/3 of a pizza?  Who ate more and how much more?

Audrey, 1/12 of a pizza more

500

Jaiden ran 3/4 of 24 yards in his football game.  How many yards did he run?

18 yards

500

Round to the nearest hundredth.


3.569

3.57

500

Bob weighs 34.32 Kg and Fred weighs 29.86 Kg.  Who weighs more and by how much?

4.46 kg more