We included HMH Into Math Grade 3 Answer Key PDF Module 13 Lesson 2 Represent and Name Unit Fractions to make students experts in learning maths.
HMH Into Math Grade 3 Module 13 Lesson 2 Answer Key Represent and Name Unit Fractions
I Can represent and identify one equal part of a whole or group as a unit fraction.
Spark Your Learning
Mr. Carter has finished building one sixth of his new wooden deck. Draw a picture of what the completed deck might look like.
Answer:
Explanation:
A sixth of a shape is given.
It means 1 part of the is parts is given. So, i drew 5 more parts to complete the whole shape.
Therefore, i drew a picture of how the completed desk would look like.
Turn and Talk You know the size and shape of one equal part of a whole. What do you need to know to draw the whole?
Answer:
If i know the size and shape of one equal part of a whole, i need the number of equal parts of the whole to draw the whole.
Build Understanding
Question 1.
Katya is painting a fence. She plans to divide the fence into 4 equal sections.
Katya paints one fourth of the fence. Show how the fence might look after she finishes painting.
Answer:
Explanation:
Katya’s painting will look like the above picture when she completes painting one fourth of the whole.
A. How many equal parts are in the whole fence?
Answer:
There are 4 equal parts in the whole.
B. How many equal parts are being counted?
Answer:
1 equal part is being counted by Katya for painting.
Connect to Vocabulary
A fraction is a number that names part of a whole or part of a group. The number of equal parts being counted is compared to the number of equal parts in the whole or in the group. Example: \(\frac{1}{6}\)
C. What fraction names the painted part of the whole fence?
Answer:
Explanation:
The fraction \(\frac{1}{4}\) is the painted part of the whole fence.
Turn and Talk What if there are 3 equal sections in a fence and Katya paints 1 section? What fraction could you write to represent the painted section?
Answer:
\(\frac{1}{3}\)
Explanation:
If there are 3 equal sections in a fence and Katya paints 1 section then the fraction will be number of parts counted divided by number of equal parts in thw whole
The fraction that represents the part Katya paints is \(\frac{1}{3}\).
Question 2.
Lev makes 1 blue T-shirt and 3 yellow T-shirts for the Butterfly Watchers Club. What fraction of the T-shirts is blue?
A. Draw Lev’s group of T-shirts.
Answer:
Explanation:
I drew a group of t-shirts 1 blue and 3 yellow color t-shirts.
Connect to Vocabulary
A unit fraction names 1 equal part of a whole or a group. The number of equal parts counted is 1.
Example:
Write: \(\frac{1}{8}\)
Read: one eighth
B. What fraction names the part of the group that is blue?
Answer:
Explanation:
The fraction that names the part of the group that is blue is \(\frac{1}{4}\).
Turn and Talk Compare the fractions in Task 1 and Task 2. How are they alike? How are they different?
Answer:
The fractions in task 1 an task 2 are alike but with different number of equal parts in the whole.
Check Understanding
Question 1.
Jess has 5 blue cubes and 1 red cube. What fraction of the cubes is red?
Answer:
\(\frac{1}{6}\)
Explanation:
Jess has 5 blue cubes and 1 red cube
The total number of cubes is 6
The fraction that represents red cube is number if red cubes divided by total number of cubes
Fraction of the cubes is red \(\frac{1}{6}\) .
Write a fraction to name the part of the whole or the part of the group that is blue.
Question 2.
Answer:
\(\frac{1}{3}\)
Explanation:
The number of parts in blue is 1, the total number of parts of the whole is 3
The fraction to name the part of the whole in blue is \(\frac{1}{3}\).
Question 3.
Answer:
\(\frac{1}{2}\)
Explanation:
The number of bags in blue is 1, the total number of bags is 2
The fraction to name the bag in blue is \(\frac{1}{2}\).
Question 4.
Answer:
\(\frac{1}{8}\)
Explanation:
The number of counters in blue is 1, the total number of counters is 8
The fraction to name the counters of the whole in blue is \(\frac{1}{8}\).
On Your Own
Question 5.
Tai has 7 red peppers and 1 green pepper. What fraction of the peppers is green?
Answer:
\(\frac{1}{8}\)
Explanation:
The number of green peppers is 1, the number of red peppers is 7
the total number of peppers is 7 + 1 = 8
The fraction to name the peppers in green is \(\frac{1}{8}\).
Question 6.
Reason Lara’s square is the same size as Kenji’s square. Are the two blue parts the same size? Explain.
Answer:
Yes
Explanation:
Lara’s square is the same size as Kenji’s square
As both the squares are divided into 4 equal parts the two blue parts of both the squares will also be of the same size.
Write a fraction to name the part of the whole or the part of the group that is blue.
Question 7.
Answer:
\(\frac{1}{4}\)
Explanation:
The number of parts in blue is 1, the total number of parts of the whole is 4
The fraction to name the part of the whole in blue is \(\frac{1}{4}\).
Question 8.
Answer:
\(\frac{1}{2}\)
Explanation:
The number of parts in blue is 1, the total number of parts of the whole is 2
The fraction to name the part of the whole in blue is \(\frac{1}{2}\).
Question 9.
Answer:
\(\frac{1}{8}\)
Explanation:
The number of parts in blue is 1, the total number of parts of the whole is 8
The fraction to name the part of the whole in blue is \(\frac{1}{8}\).
The shape shows a unit fraction of a whole. Draw to complete the whole shape.
Question 10.
a sixth of a shape
Answer:
Explanation:
A sixth of a shape is given.
It means 1 part of the is parts is given. So, i drew 5 more parts to complete the whole shape.
Question 11.
a third of a shape
Answer:
Explanation:
A third of a shape is given.
It means that 1 part of three parts i given. So, i drew 2 more parts to complete the shape.
Question 12.
a half of a shape
Answer:
Explanation:
A half of a shape is given.
It means 1 of the 2 parts is given. So, i drew more alf part to complete the whole.
I’m in a Learning Mindset!
With whom should I talk for help in solving problems that involve unit fractions?
Answer: