Math Unit 3 Review

Equivalent Fractions

100

Name one fraction that is equivalent to 1/3. (You could draw a grid or tape diagram to help you)

2/6, 4/12, 8/24

200

True or False: 3/6 is equivalent to 1/2.

True

300

Name two fractions equivalent to 1/2.

Examples: 2/4, 3/6, 4/8, 5/10, 50/100

400

True or False: 3/4 and 50/100 are equivalent.

False

500

Mrs. Underwood wrote 1 3/8 = 8/8 + 3/8. Is Mrs. Underwood correct? Why or Why not?

Mrs. Underwood is correct because there are 8/8 in one whole. 8/8 + 3/8 = 1 3/8.

Word Problems

100

Our class is going to paint a mural. Half the class used 3 1/2 gallons of paint and the other half used 2 1/2. How many gallons of paint did they use in all?

6 Gallons

200

Mrs. Underwood ran 24/100 of a mile yesterday. Miss Charbonneau ran 6/10 of a mile. How far did they run together? Who ran the farthest? (2 parts to this question)

84/100 together, Miss Charbonneau ran the farthest. 

300

When the students started painting they had 6 gallons of paint. When they were done painting, they had used 4 7/8 of paint. How much paint is left over?

1 1/8 gallons of paint

400

Ms. Bev ate 1/2 of a mini pizza and Mrs. St. Pierre ate 1/2 of an extra large pizza. Did they eat the same amount of pizza? Why or why not?

They did not eat the same amount of pizza because the pizzas were two very different sizes. 

500

Ms. Bev made brownies in two different pans. In one pan she cut the pieces into 8 equal pieces and gave 4/8 of the brownies to Mrs. Underwood. She cut the second pan into 12 pieces and gave Miss Charbonneau 3/12 of the brownies. Mrs. Underwood said that it wasn't fair because Miss Charbonneau got more brownies. Mrs. Underwood said they got the same amount. who is correct? Why? Show your thinking. 

They are the same because they are equivalent. 2/8 and 3/12 are equivalent to 1/4.

Tenths and Hundredths

100

1/10  =  ?/100

10/100

200

5/10 + 3/100=

53/100

300

1 3/10- 2/10 =

1 1/10

400

67/100-5/10=

17/100

500

3 1/10+ 4 5/10=

7  6/10

Comparing Fractions and Decimals

100

<   =   >

.54  ( )  .6

<

200

<   =   >

3/6 ( ) 1/4

>

300

<   =   >

.5 ( ) .50

=

400

<   =   >

10/12 ( ) 4/8

>

500

<   =   >

.1  ( )  .11

<

Misc.

100

Draw a tape diagram that represents 7/8. Write three number sentences (equations) to represent the 7/8.

1/8 x 7 = 7/8

6/8 + 1/8 = 7/8

5/8 + 2/8 = 7/8

3/8 + 4/8 = 7/8

200

Write 1 3/8 as an improper fraction.

11/8

300

Write 13/4 as a mixed number.

3 1/4

400

Write one multiplication sentence, using the unit fraction, that would equal 5/8. 

1/8 x 5 = 5/8

500

Mrs. Hubbard is making brownies. She needs 3/4 cup of cocoa mix and 1/2 cup of flour. What is the total amount of dry ingredients? (Tip: Draw a tape diagram to help you solve) 

1 1/4 cups

3/4 + 1/2 (2/4) = 1 1/4