Math Quiz #9 Unit 5 Topics 3, 4, 5

7 terabytes

100

What is the name of this unit?

Operations with Fractions

200

Write an equivalent fraction for 2/5.

20/50, 40/100, etc (answers may vary)

300

Write an equivalent fraction for 1/4.

2/8, 3/12, 4/16, 5/20, 6/24, 7/28, etc (answers may vary)

400

Write the mixed fraction as an improper fraction. 

2 (3/5) 

13/5

500

What is a subtraction question with an answer of 1/5. 

_______ - ________ = 1/5 

5/10 - 3/10 (answers may vary)

15 mercedes

100

Write the mixed fraction as an improper fraction. 

6 (2/9)  

56/9

200

Write the improper fraction as a mixed fraction.

78/30 

2 (18/30)

300

Write the improper fraction as a mixed fraction.

11/3 

3 (2/3)

400

Add the fractions. Then reduce the answer.

3/27 + 4/54 

10/54, and 5/27

500

Add the fractions. 

1 + 4/7

11/7

3 million ants

100

Add the fractions. Then reduce the answer.

60/360 + 4/9

220/360, and 11/18

200

Subtract the fractions. Then reduce the answer.

105/125 - 4/5

5/25, and 1/5

300

Subtract the fractions. Then reduce the answer.

100/138 - 27/69

46/138, and 1/3

400

Add the fractions.

2/3 + 1/6 

5/6

500

Subtract the fractions. 

1 - 5/9

4/9

negative 20 syllables

100

Subtract the fractions.  

1/2 - 1/3

1/6

200

Subtract the fractions. 

50/123 - 43/123 

7/123

300

Find a common denominator for this pair of fractions.
a) 3/9 and 2/7

The multiples of 9 are: _____

The multiples of 7 are: ______

The lowest common multiple and a common denominator is: ______

9, 18, 27, 36, 45, 54, 63, 72 ..... 7, 14, 21, 28, 35, 42, 49, 56, 63, 70 ..... 63

400

Find a common denominator for this pair of fractions.
b) 1/2 and 3/4

The multiples of 2 are: _____

The multiples of 4 are: _____

The lowest common multiple and a common denominator is: _____

2, 4, 6, 8, 10, 12, 14, 16  .....     4, 8, 12, 16, 20, 24, 28, 32  ..... 4

500

Kate drank 1/7 of a glass of milk.

David drank 4/5 of a glass.

Who drank more milk? and by how much of a difference? Hint: this is a subtraction question.

David, 23/35

easy peasy lemon squeazy

100

5 goes into 105 how many times?

21

200

70 goes into 140 how many times?

2

300

True or false, 7/7 is equal to 1.

True

400

The lowest common multiple for 4 and 24 is _______. Multiply 4 by ______, and multiply 24 by _______.

24, multiply 4 by 6, and multiply 24 by 1.

500

The lowest common multiple for 30 and 270 is _______. Multiply 30 by ______, and multiply 270 by _______.

270, multiply 30 by 9, and multiply 270 by 1.