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Divide Fractions_Mixed Numbers with Cross Canceling.notebook
1
August 26, 2018
Aug 1312:24 PM
M1: 2- Dividing Fractions & Mixed Numbers with Cross Canceling
/ / #
Examples: Notes:
Essential Question:
Cross Canceling: Simplify before multiplying or dividing fractions.• Factor out GCF... diagonally.
What are the steps in dividing fractions and mixed numbers with cross canceling?
Magically Delicious!!! When the GCF of two numbers is itself and the result is 1.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
2
August 26, 2018
Aug 1312:24 PM
M1: 2- Dividing Fractions & Mixed Numbers with Cross Canceling
/ / #
Examples: Notes:
Essential Question:
1. Write down problem.2. Make mixed numbers into improper
fraction.3. Whole Number... Put a 1 in the
denominator.4. Identify whole- DO NOT TOUCH THE
WHOLE!!!!5. Do the Multiplicative Inverse... Change
the division sign to multiplication & write the inverse or reciprocal.
6. Cross Cancel7. Multiply Straight Across8. Simplify
Whole Part Dividing Fractions Directions
What are the steps in dividing fractions and mixed numbers with cross canceling?
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
3
August 26, 2018
Jun 2410:21 PM
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
4
August 26, 2018
Nov 124:59 PM
1
Haddy has 4 2/3 yards of fabric. She is making little doggy clown outfits. Each doggy outfit pattern requires 1 1/6 yards of material. How many doggy clown outfits can Haddy make with the material she has?
1/2
1/3 1/6
1/12
Composition Notebook
How many ______ pieces are there in the whole of _____?
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
5
August 26, 2018
Nov 124:59 PM
1
Haddy has 4 2/3 yards of fabric. She is making little doggy clown outfits. Each doggy outfit pattern requires 1 1/6 yards of material. How many doggy clown outfits can Haddy make with the material she has?
1/2
1/3 1/6
1/12
Bottom of page 203
How many ______ pieces are there in the whole of _____?
1
11/6 1/6 1/6 1/6 1/6 1/6
1
1
1/3
1/3
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6
1/6 1/6
She can make 4 outfits.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
6
August 26, 2018
Nov 124:59 PM
1
Haddy has 4 2/3 yards of fabric. She is making little doggy clown outfits. Each doggy outfit pattern requires 1 1/6 yards of material. How many doggy clown outfits can Haddy make with the material she has?
1/2
1/3 1/6
1/12
Bottom of page 203
How many ______ parts are there in the whole of _____?
1
1
1
1
1/3
1/3
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6 1/6 1/6 1/6 1/6
1/6 1/6
1/6 1/6
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
7
August 26, 2018
Aug 219:22 PM
How many ______ pieces are there in the whole of _____?
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
8
August 26, 2018
Aug 219:22 PM
1
1
1
1
1/5 1/5 1/5 1/5 1/5
1/5 1/5 1/5 1/5 1/5
1/5 1/5 1/5 1/5 1/5
1/5 1/5 1/5 1/5 1/5
Each person will receive 6 2/3 servings because a serving size has 3 parts and there are 2 left out of 3 parts. Therefore Jamilla is correct.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
9
August 26, 2018
Aug 129:55 PM
2. Rachel finished ¾ of the race in 6 hours. How long was the entire race?
1 1/2
1/81/3
1/121/4
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
10
August 26, 2018
Aug 129:55 PM
2. Rachel finished ¾ of the race in 6 hours. How long was the entire race?
1 1/2
1/81/3
1/121/4
161/4 1/4 1/4
The race was 8 hours.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
11
August 26, 2018
Aug 129:55 PM
2. Rachel finished ¾ of the race in 6 hours. How long was the entire race?
1 1/2
1/81/3
1/121/4
The race was 8 hours.
6
Race
Time
(hours)2 8
1
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
12
August 26, 2018
Aug 129:58 PM
1. Nicole used of her ribbon to wrap a present. If she used 6 feet
of ribbon for the present, how much ribbon did Nicole have at first?
1 1/2
1/81/4
Nicole started with 16 yards of ribbon.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
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August 26, 2018
Aug 129:55 PM
Feet of Ribbon
Fraction
6 16122 4
Nicole started with 16 yards of ribbon.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
14
August 26, 2018
Aug 129:58 PM
1. Nicole used of her ribbon to wrap a present. If she used 6 feet
of ribbon for the present, how much ribbon did Nicole have at first?
1 1/2
1/81/4
11/8 1/8 1/8 1/8 1/8 1/8 1/8 1/82 2 2 2 2 2 2 2
Nicole started with 16 yards of ribbon.
1/8 1/8 1/8 1/8 1/8
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
15
August 26, 2018
Aug 1210:06 PM
11/4
1/2
1/8
1
a. If the tank is then filled to capacity, how many half‐gallon bottles can be filled with the water in the tank?
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
16
August 26, 2018
Aug 1210:06 PM
11/4
1/2
1/8
1
TankCapacity
Gallons
124 8 16
a. What is the capacity of this tank?
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
17
August 26, 2018
Aug 1210:06 PM
1
11/4
1/2
1/8
1/4 1/4 1/4 4 4 4 4
The capacity of this tank is 16 gallons.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
18
August 26, 2018
Aug 1210:10 PM
1. Hunter spent of his money on a video game before spending half of his remaining money on lunch. If his lunch costs $10, how much money did he have at first?
1 1/2
1/3 1/61/4
1/3 1/3 1/3
vg
1/6 1/6
l
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
19
August 26, 2018
Aug 1210:10 PM
1. Hunter spent of his money on a video game before spending half of his remaining money on lunch. If his lunch costs $10, how much money did he have at first?
1 1/2
1/3 1/61/4
11/3 1/3 1/3= video games = what is left over
1/6 = lunch
If we change everything into 1/6's then we can solve this problem.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
20
August 26, 2018
Aug 1210:10 PM
1/3
1. Hunter spent of his money on a video game before spending half of his remaining money on lunch. If his lunch costs $10, how much money did he have at first?
1 1/2
1/3 1/61/4
1/3
11/6 1/6 1/6 1/6 1/6 1/6
video game Lunch=$10
1/6
If you break everything into 1/6 parts and lunch represents $10, then 10 x 6 = $60.
He had $60 at first.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
21
August 26, 2018
Aug 1210:14 PM
1. Mr. Scruggs got some money for his birthday. He spent 1/5 of it on dog treats. Then, he divided the remainder equally among his 3 favorite charities.
a. What fraction of his money did each charity receive?
a. If he donated $60 to each charity, how much money did he receive for his birthday?
1 1/51/10
1/15
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
22
August 26, 2018
Aug 1210:14 PM
1. Mr. Scruggs got some money for his birthday. He spent 1/5 of it on dog treats. Then, he divided the remainder equally among his 3 favorite charities.
a. What fraction of his money did each charity receive?
1 1/51/10
11/5 1/5 1/5 1/5 1/5
Dog Treats
There is 4/5 left & he divided it equally into 3 parts.
1/15
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
23
August 26, 2018
Aug 1210:14 PM
1/151/151/151/151/151/151/151/15
1/151/15
1/151/151/151/151/15
11/5 1/5 1/5 1/5 1/5
1. Mr. Scruggs got some money for his birthday. He spent 1/5 of it on dog treats. Then, he divided the remainder equally among his 3 favorite charities.
a. What fraction of his money did each charity receive?
1 1/51/10
= =
1/15
He gave 4/15 to charity.
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
24
August 26, 2018
Aug 1210:14 PM
1. Mr. Scruggs got some money for his birthday. He spent 1/5 of it on dog treats. Then, he divided the remainder equally among his 3 favorite charities.
b. If he donated $60 to each charity, how much money did he receive for his birthday?
1 1/5
1/10
1/15
60 ÷ 4 = 15
He received $225 for his birthday.
1/151/151/151/151/151/151/151/15
1/151/15
1/151/151/151/151/15
11/5 1/5 1/5 1/5 1/5
$60 $60 $6015 x 3=$45
45 + 60 + 60 + 60 = 225
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
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August 26, 2018
Jun 2012:36 PM
Assignment
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
26
August 26, 2018
Jun 2012:36 PM
Assignment
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
27
August 26, 2018
Jun 2012:36 PM
Assignment
Divide Fractions_Mixed Numbers with Cross Canceling.notebook
28
August 26, 2018
Jun 292:35 PM
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