All the solutions provided inÂ **McGraw Hill My Math Grade 1 Answer Key PDF Chapter 8 Lesson 3 Nonstandard Units of Length **will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 8 Lesson 3 Nonstandard Units of Length

**Explore and Explain**

Teacher Directions: Use to measure. Write the length of each object.

Answer:

The lengths are measured with help of cubes.

**See and Show**

You can measure to find the length of an object. Each cube or paper clip is one unit.

Helpful Hint

You can measure objects using cubes, paper clips, or pennies.

**Use to measure. Line up the end of the pencil exactly with the end of the cube.**

Question 1.

about ____________

Answer:

Explanation:

About 10 cubes

The pencil is 10 cubes long

Question 2.

about ____________

Answer:

Explanation:

about 6 cubes

The color pencil is 6 cubes long

Question 3.

about ____________

Answer:

Explanation:

about 11 cubes

The pencil is about 11 cubes long

**Talk Math** How can you tell which pencil on this page is the longest?

Answer:

The pencil which is measuring the longest cubes.

**On Your Own**

**Use to measure.**

Question 4.

about ___________

Answer:

Explanation:

The painting brush is 8 cubes long

about 8 cubes.

Question 5.

about ___________

Answer:

Explanation:

The pencil is about 10 cubes long

about 10 cubes

Question 6.

about ___________

Answer:

Explanation:

The crayon is 4 cubes long

about 4 cubes

Question 7.

about ___________

Answer:

Explanation:

The ribbon is 8 cubes long

about 8 cubes

Question 8.

Write the name of an object that is about 4 cubes long.

Answer:

Crayon

Explanation:

The crayon is about 4 cubes long

**Problem Solving**

Question 9.

About how many cubes long is the pencil? Circle the correct answer.

2 cubes

5 cubes

10 cubes

Answer:

Explanation:

The pencil is about 5 cubes long

about 5 cubes

Question 10.

Draw an object that is about 7 cubes long.

Answer:

The pencil is 7 cubes long

**HOT Problem** A book is 10 cubes long. A pencil box is 3 cubes shorter than the book. How long is the pencil box? Explain.

Answer:

Pencil box is shorter

Explanation:

A book is 10 cubes long.

A pencil box is 3 cubes shorter than the book.

10 – 3 = 7

7 cubes shorter is the pencil box than the book

### McGraw Hill My Math Grade 1 Chapter 8 Lesson 3 My Homework Answer Key

**Practice**

**Use pennies to measure.**

Question 1.

about __________ pennies

Answer:

Explanation:

The dog is 4 pennies long

about 4 pennies

Question 2.

about __________ pennies

Answer:

Explanation:

The dinosaur is 4 pennies long

about 4 pennies

Question 3.

about __________ pennies

Answer:

Explanation:

The ball is about 4 pennies long

about 4 pennies

Question 4.

about __________ pennies

Answer:

Explanation:

The bat is 6 pennies long

about 6 pennies

Question 5.

Draw an object that is about 6 pennies long.

Answer:

Explanation:

The bat is 6 pennies long

about 6 pennies

**Vocabulary Check**

**Complete each sentence.**

unit

measure

Question 6.

You can ___________ objects using pennies or cubes.

Answer:

measure

Explanation:

You can measure objects using pennies or cubes.

Question 7.

Each cube or penny stands for one _______________.

Answer:

unit

Explanation:

Each cube or penny stands for one unit.

**Math at Home** Have your child use a nonstandard unit (such as a penny or macaroni) to measure and compare objects.

Answer: