Topic 9 Review

Adding Fractions

100

1/9 + 2/3

7/9

200

⅖ + ½

9/10

300

1/2 + 2/9

13/18

400

1/6 + 7/12

3/4

Subtracting Fractions

100

5/6 - 1/2

1/3

200

2/3 - 4/9

2/9

300

3/4 - 1/6

7/12

400

2/3 - 4/9

2/9

Equivalent Fractions

100

Simplify: Eighty-two out of 164

1/2

200

Write 2 fractions equivalent to 1/3

2/6, 3/9, 4/12,...

300

Write 21/36 in simplest form.

7/12

400

Write each fraction in simplest form
a.7/14

b.11/55

c.4/6

a. 1/2

b. 1/5

c. 2/3

LCM

100

1. Which of the following pairs of numbers has a least common multiple of 18?
   a. 2 and 4
   b. 4 and 8
   c. 3 and 6
   d.4 and 5

C

200

Find the LCM between 8 and 6.

24

300

You have a square pan of brownies. One person wants ⅓ and another person wants ⅕ how would you divide the pan?

15 pieces

400

There are yellow, red, green, and blue hats. ¼ are yellow and ⅕ are green. What is a possible number of cubes he might have? (Hint: find the LCM)

20 cubes

Misc.

100

1. Which sum is less than 1?
   a.½ + ¾
   b.⅔ + ¼
   c.¾ +¼

B

200

1. Which sum is more than 1?
   a.⅕ + ⅜
   b.⅓ + 3/10
   c.⅛+⅖
   d.⅘ + ⅝
   
   
   
   
   

D

300

What fraction is the dining room?

See picture

About 1/4

400

What fraction is section B?

About 1/6