Vocabulary
Whole # divided by Unit Fraction
Unit Fraction divided by whole #
Surprise Me!
Story Problems
100
What do you call the top number in a fraction?
Numerator
100
4 ÷ ⅓
12
100
½ ÷ 2
1/4
100
⅕ ÷ 2
1/10
100
Kyle has 8 planks of wood. He cuts each piece of wood into 1/3 pieces. How many pieces of wood does Kyle have now?
8 ÷ ⅓ = 24 planks of wood
200
What do you call the bottom number in a fraction?
Denominator
200
2 ÷ ⅙
12
200
⅙ ÷ 2
1/12
200
6 ÷ 1/3
18
200
Allison 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 pizza
300
What do call a fraction when the numerator is greater than the denominator?
Improper Fraction
300
3 ÷ ⅙
18
300
⅓ ÷ 6
1/18
300
Does this picture represent:
A. ¼ ÷ 3
OR
B. 4 ÷ ⅓
4 ÷ ⅓
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 days
400
What operation do we use when we split something up into smaller, equal sized pieces?
Division
400
4 ÷ ⅛
32
400
⅛ ÷ 3
1/24
400
1/8 ÷ 4
1/32
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 of the tray
500
What do you call any fraction with a 1 as a numerator?
Unit Fraction
500
7 ÷ ½
14
500
1/4 ÷ 4
1/16
500
Does this picture represent:
A. ⅕ ÷ 4
OR
B. 4 ÷ ⅕
⅕ ÷ 4
500
Luke has 7 yard of string. He is making key chains for his friend. Each keychain uses 1/8 yard of string. How many complete key chains can he make?
7 ÷ 1/8 = 56 completed key chains