Multiplying Unit Fractions
3 x ¼ =
3/4
Rewrite this repeated addition equation as a multiplication equation instead.
⅚ + ⅚ + ⅚ + ⅚ + ⅚ + ⅚ = 30/6 or 5
6 x ⅚ = 30/6 or 5
4 x ⅓ =
1⅓ or 4/3
What is 8 x ¾ hour?
6 hours
Which property is being shown:
½ x 4 = 4 x ½
The Communicative Property
⅔ = ⃞ x ⅓
2
8 x ⅞ =
7
4 x ⅝ =
4 ½ or 20/8 or 4 4/8
Chien worked for 8 hours and 12 minutes on her robot. Then worked 3 hours and 15 minutes more. How much time did she spend on her robot in total?
11 hours and 27 minutes
What type of fraction ALWAYS has a one as the numerator?
A Unit Fraction
Write ⅞ as a multiple of unit fractions.
7 x ⅛
12 x ⅕
2 ⅖ or 12/5
12 x ⅘ =
9 ⅗ or 48/5
How many minutes are in 9 ¼ hours?
555 minutes
What do we call a fraction where the numerator is larger that the denominator?
An Improper Fraction
⅘ = 4 x ⅟ ?
⅕
If Cooper walks ⅖ mile to school and ⅖ mile home from school each day. How much does he walk in a typical school week (5 days)?
4 miles or 20/5 miles
Violette went to make 4 apples pies. The recipe called for ⅔ pounds of apples for each pie. How many pounds of apples will she need?
2⅔ pounds or 8/3 pounds
It took Rylie 5 hours and 7 minutes to plant all her flowers. It took her 3 hours and 3 minutes to plant a tree the following weekend. How much longer did it take to take plant the flowers than to plant the tree?
2 hours and 4 minutes
What term do we use to describe a whole and a fraction?
Example: 3½
A Mixed Number
Ashton drinks ⅓ cup of juice each day. He has 2⅓ cups of juice left. For how many days will it last?
7 days
Axton uses ⅔ cup of sugar to make sweet bread. How many cups will he need to make 10 loaves?
6 ⅔ cups or 20/3 cups
Zeke is making slime for his seven friends. Each container needs ¾ of glue and ¼ cup of activator. What is the minimum size of liquid the mixing bowl can hold to make all 7 batches at once?
7 cups
Taylinn's baby brother has smiled for 980 days in a row. How many weeks has he smiled in a row?
140 weeks
Which property is being shown:
2¼ x 5 = (2 x 5) + (¼ x 5)
The Distrubutive Property