Multiply Fractions Using an Area Modelmissadeana.weebly.com/.../math_lesson_14_homework_se.pdfLesson 14 Multiply Fractions Greater than One Study the example problem showing multiplying
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4 Danah has a strawberry patch in her garden Its border
is 4 ·· 5 -meters wide and 3 ·· 2 -meters long What is the area of
Danah’s strawberry patch?
Show your work.
Solution:
5 Danah is planting a second strawberry patch and wants it to have an area of exactly 1 square meter Which of the following could be the width and length of its borders? Circle the letter for all that apply
A 1 ·· 2 -meter wide and 3 ·· 2 -meters long
B 2 ·· 3 -meter wide and 3 ·· 2 -meters long
C 4 ·· 5 -meter wide and 5 ·· 4 -meters long
D 2 ·· 3 -meter wide and 6 ·· 4 -meters long
6 Look at problem 5 If Danah wants her strawberry patch to be exactly 1 square meter, can the length of her strawberry patch be greater than 1 meter? Explain
If I find the area of each different shape strawberry patch, I can figure out which options have an area of 1 square meter.
2 What is the area of a rectangle with a length of
7 ·· 5 meter and a width of 5 ·· 10 meter?
A 35 ·· 50 square meter
B 14 ·· 20 square meter
C 12 ·· 15 square meter
D 12 ·· 10 square meters
Patsy chose C as the correct answer How did she get that answer?
1 Owen has a square sheet of paper that measures 1 foot on each side He folds the paper vertically and horizontally so that it makes equal sections The model shows the unfolded paper Which expression represents the area of 1 section?
A 1 ·· 3 3 1 ·· 3 square feet C 1 ·· 2 3 1 ·· 3 square foot
B 2 ·· 1 3 1 ·· 3 square foot D 3 ·· 1 3 1 ·· 2 square foot
Multiply Fractions to Find Area
Solve the problems.
Lesson 14
If each side of the paper is 1-foot long, how wide is each section? How long?
If I draw a model that is 1 square meter divided into fifths and tenths, what is the area of each small part?