Fractions

Adding Fractions

100

1/4 + 2/4 = 

3/4

200

13/25 + 8/25 = 

21/25

300

1/2 + 1/3 =

5/6

400

2/7 + 3/5 =

31/35

500

(1   2/5) + (3   3/8)

4   31/40

Subtracting Fractions

100

5/8 - 3/8 = 

2/8

200

13/5 - 8/5

5/5 or 1

300

2/3 - 1/2

1/6

400

5/9 - 2/5

7/45

500

4   1/5    -     2    1/6

2    1/30

Equivalent Fractions

100

Name a fraction equivalent to 1/2

2/4, 3/6, 4/8, ...............

200

Name a fraction equivalent to 2/5.

4/10, 6/15, 8/20, ..................

300

How can I tell that 2 fractions are equivalent using fraction tiles?

I know that two fractions are equivalent if their fraction tiles are the same length.

400

Given a fraction like 5/6, how can I write fractions that are equivalent to 5/6? 

You can multiply 5/6 by any fraction with the same numerator and denominator. 

500

Write an equivalent fraction to 25/200 using smaller numbers.

1/8 or 5/40

Comparing Fractions

100

1/4 ____ 5/6

a. >

b. <

c. =

1/4 < 5/6.    b. 

200

Order these fractions from least to greatest:

1/7, 1/10, 1/3, 1/2

1/10, 1/7, 1/3, 1/2

300

2/3 _____ 8/12

a. <

b. >

c. =

2/3   =   8/12.     c.

400

4/10 ______ 7/25

a. <

b. >

c. =

4/10 > 7/25.     a. 

500

Write these fractions in order from least to greatest:

10/12, 9/10, 3/5, 4/6

3/5, 4/6, 10/12, 9/10

Fraction Vocabulary

100

What does the numerator represent in a circle model, and where is it located in a fraction.

The numerator represents the number of shaded parts in a circle model. The numerator is the number on top of a fraction.

200

What does the denominator represent in a circle model? Where is the denominator located in a fraction?

The denominator in a circle model represents the total number of parts. The denominator is located on the bottom side of a fraction.

300

What does the word equivalent mean? Can you also use it correctly in a sentence?

Equivalent means "equal to" or "the same as."

400

What is the difference between a mixed number and an improper fraction?

Mixed number: a whole number combined with a fraction

Improper Fraction: a fraction where the numerator is larger than the denominator.

500

 Consider the two fractions: 1/7 and 1/8.

Explain how to find the common denominator.

What is the common denominator?

First, I would create a list of multiples of 7. Then I would do the same for 8. Lastly, I would look at both lists and see what is the smallest number that appears in both.

The common denominator is 56.