Vocabulary
Dividing a Whole Number by a Unit Fraction
Keep, Change, Flip
Dividing a Unit Fraction by a Whole Number
Dividing Fractions
Word Problems
100

The top number of a fraction; it represents how many of the whole.

What is a numerator?

100

4 ÷ ⅓

What is 12?

100

⅙ ÷ ⅖

What is 5/12?

100

½ ÷ 2

What is 1/4?

100

Samantha has 8 planks of wood. She cuts each piece of wood into 1/3 pieces. How many pieces of wood does Samantha have now?

8 ÷ ⅓ = 24

What are 24 planks of wood?

200

The bottom number of a fraction; it represents how many are in the whole.

What is a denominator?

200

8 ÷ ⅙

What is 48?

200

⅔ ÷ ⅓

What is 2?

200

⅙ ÷ 2

What is 1/12?

200

Taylor has ½ of a pizza. She wants to share it equally between 3 people. How much of the pizza does each person get?

½ ÷ 3 = ⅙

What is each person gets 1/6 of pizza?

300

Any fraction that includes a whole number and a fraction.

What is a mixed number?

300

12 ÷ ⅙

What is 72?

300

½ ÷ ⅓

What is 1 1/2?

300

⅓ ÷ 6

What is 1/18?

300

Andy has 4 book he wants to read this summer. He reads ⅕ of a book each day. How many days will it take for Andy to finish all 4 books?

4 ÷ ⅕ = 20 

What are 20 days?

400

When the numerator is greater than the denominator.

What is an improper fraction?

400

14 ÷ ½

What is 28?

400

⅞ ÷ ¼

What is 3 1/2?

400

⅛ ÷ 10

What is 1/80?

400

Nora has 1/6 of a tray of brownies. She wants to share it equally between 5 people. How much of the tray of brownies does each person get?

⅙ ÷ 5 = 1/30 

What is 1/30 of the brownies?

500

Keeping the value of the fraction the same, but breaking it down to smaller numbers.

What is simplifying or reducing?
500

4 ÷ ⅛

What is 32?

500

⅚ ÷ ⅜

What is 2 2/9?

500

⅛ ÷ 13

What is 1/104?

500

Luke has ⅗ yard of string. He is making key chains for his friend. Each keychain uses 1/12 yard of string. How many complete key chains can he make?

⅗ ÷ 1/12 = 7 1/5 

What is only 7 completed key chains?

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