All the solutions provided in **McGraw Hill My Math Grade 3 Answer Key PDF Chapter 10 Fractions **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 3 Answer Key Chapter 10 Fractions

**Essential Question**

How can fractions be used to represent numbers and their parts?

Answer:

The fractions are represented by two numbers that are separated by a fraction line.

**Am I Ready**

**Write the number of parts. Tell whether each figure shows parts that are equal or not equal.**

Question 1.

Answer:

The given figure has 4 parts.

All the four parts are equal.

Question 2.

Answer:

The given figure has 3 parts.

Among 3 parts 2 parts are equal and 1 part is unequal.

Question 3.

Answer:

The given has 2 parts.

The 2 parts are equal.

**Write the name of the equal parts. Write halves, thirds, or fourths.**

Question 4.

Answer:

The given shape has 4 parts.

Fourth is 1/4 of a whole number.

1/4 is 1 out of 4 equal parts.

4 fourths makes one whole.

Question 5.

Answer:

The given shape has 2 parts.

A half is 1/2 of of the whole.

1/2 is 1 out of 2 equal parts.

2 halves make one whole.

Question 6.

Answer:

The given shape has 3 parts.

A thirds is 1/3 of the whole.

1/3 is 1 out of 3 equal parts.

3 thirds makes one whole.

**Circle the point which represents each given number.**

Question 7.

380

Answer:

The circled number is 380. It is in the position B.

Question 8.

169

Answer:

The circled number is 169. Its position is in B.

Question 9.

Jill draws a figure and divides it into thirds. Draw what her figure could look like.

Answer:

Jill draws the figure with 3 equal parts.

The shape has 3 parts.

A thirds is 1/3 of the whole.

1/3 is 1 out of 3 equal parts.

3 thirds makes one whole.

**My Math Words**

**Review Vocabulary**

fourths

halves

thirds

**Making Connections**

Circle the review vocabulary word which represents each example.

What does whole mean? What does part of a whole mean?

Answer:

The whole means the complete amount or sum and the parts of the whole mean are portion or division.

**My Vocabulary Cards**

Ideas for Use

- Write a tally mark on each card every time you read the word in this chapter or use it in your writing. Challenge yourself to use at least 5 tally marks for each card.
- Use the blank cards to draw or write phrases or examples that will help you with concepts like comparing fractions.

Answer:

Fractions that represent the same part of the whole.

The prefix non- means “not. Describe 2 non-equivalent fractions. Write an example.

Answer:

Fractions that represent the same part of the whole is known as equivalent fractions.

1/2 = 2/4

1/2 and 3/4 are non equivalent fractions.

The bottom number in fraction. It is the total number of equal parts.

Draw models to show three different fractions that all have a denominator of 4.

Answer:

1/4, 2/4 and 3/4 are three different fractions that all have a denominator of 4.

The top number in a fraction. It is the number of equal parts being represented.

In the fraction \(\frac{4}{8}\), what is the numerator? What does it show?

Answer:

The top number in a fraction. It is the number of equal parts being represented is called the numerator.

4 is the numerator. It shows that 4 are shaded out of 8 parts.

A number that represents an equal part of a whole or an equal part of a set.

Draw a rectangle, and divide it into 6 equal parts. Color the parts to represent \(\frac{3}{6}\).

Answer:

A number that represents an equal part of a whole or an equal part of a set is called denominator.

Represents the quantity formed by one part when a whole is partitioned into equal parts.

Unit can mean “a single thing.” How does this help you understand the definition of unit fraction?

Answer: A unit fraction represents the quantity formed by one part when a whole is partitioned into equal parts.

**My Foldable**

Follow the steps on the back to make your Foldable.

Answer: