## Envision Math 4th Grade Textbook Answer Key Topic 1.2 Millions

**Millions**

What are some ways to represent numbers in the millions?

From 2001 through 2005, 356,039,763 fans attended professional baseball games. Write the expanded form and word form for 356,039,763.

Use a place-value chart to help.

**Guided Practice***

Do you know HOW?

In 1 and 2, write the number in word form. Then, tell the value of the red digit in each number.

Question 1.

75,600,295

Answer:

Question 2.

249,104,330

Answer:

In 3 through 6, write the number in expanded form.

Question 3.

6,173,253

Answer:

Question 4.

75,001,432

Answer:

Question 5.

16,107,320

Answer:

Question 6.

430,290,100

Answer:

Question 7.

What is the value of 5 in 356,039,763?

Answer:

Question 8.

What is the value of 9 in 356,039,763?

Answer:

Question 9.

Between 1996 and 2000

335,365,504 fans attended games. Which digit is in the millions place in 335,365,504?

Answer:

**Independent Practice**

In 10 through 12, write each number in standard form.

Question 10.

300,000,000 + 40,000,000 + 7,000,000 + 300,000 + 10,000 + 6,000 + 20 + 9

Answer:

Question 11.

900,000,000 + 20,000,000 + 6,000,000 + 20,000 + 4,000 + 10

Answer:

Question 12.

80,000,000 + 1,000,000 + 600,000 + 20,000 + 900 + 40 + 8

Answer:

In 13 through 16, write the number in word form. Then, tell the value of the red digit in each number.

Question 13.

7,915,878

Answer:

Question 14.

23,341,552

Answer:

Question 15.

21 4,278,216

Question 16.

334,290,652

Answer:

Use a place-value chart to show 356,039,763.

There is a 3 in the hundred millions place. Its value is 300,000,000.

In 17 through 20, write the number in expanded form. Then, tell the value of the red digit in each number.

Question 17.

7,330,968

Answer:

Question 18.

30,290,447

Answer:

Question 19.

1 33,958,840

Answer:

Question 20.

309,603,114

Answer:

**Problem Solving**

Question 21.

Writing to Explain Which number will take less time to write in expanded form, 800,000,000 or 267,423?

Question 22.

Write the expanded form of 123,456,789 and 987,654,321. Which digit has the same value in both numbers?

Answer:

Question 23.

In 2005, seventy-four million, nine hundred fifteen thousand, two hundred sixty-eight fans attended baseball games. Which choice shows this number in standard form?

A. 74,015,268

B. 74,900,268

C. 74,905,268

D. 74,915,268

Answer:

Question 24.

Write the standard form of a 9-digit number with a 5 in the millions place and a 9 in the tens place.

a. Write a number that is ten million more than the number you chose.

b Write a number that is one million less than the number you chose.

Answer:

Question 25.

Number Sense Fort Knox holds 147,300,000 ounces of gold. Write the number that is one million more

Answer: