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## McGraw-Hill Math Grade 7 Answer Key Lesson 1.1 Place Value

**Exercises Solve**

Question 1.

In 231,739,465, the underlined digit is in which place? ________

Answer:

In 231,739,465, the underlined digit 9 is in thousand’s place.

Question 2.

In 92.609, the number 6 is in which place? ________

Answer:

In the number 92.609, the value 6 is in tenths place.

Question 3.

In 2,867,403, the underlined digit is in which place? ________

Answer:

In the number 2,867,403 the value 8 is in hundred thousand place.

Question 4.

In 1.609, the number 1 is in which place? ________

Answer:

In the number 1.609, the value 1 is ones place.

Question 5.

The standard form of the number 7,305.92 has the number 3 in which place? ________

Answer:

In the number 7,305.92, the value 3 is in the hundreds place.

Question 6.

Which digit is in the hundredths place in the number 4,007.951? ________

Answer:

Given number is 4,007.951

We have to find the hundredths place from the given number.

The value 5 is in hundredths place.

Question 7.

In 58,601, the underlined digit is in which place? ________

Answer:

In the number 58,601, the value 6 is in the hundreds place.

Question 8.

The standard form of the number 987 has the number 7 in which place? ____

Answer:

In the standard form of the number 987, the number 7 is in tens place.

Question 9.

In 842.793, the number 9 is in which place? _____

Answer:

In the number 842.793 the value 9 is in hundredth place.

Question 10.

In 753,964,933.41, the number 1 is in which place? ________

Answer:

In the number 753,964,933.41, the number 1 is in hundredths place.

Question 11.

Write the number 7,642 in expanded form. _____

Answer:

The expanded form of 7642 is (7 Ã— 1000) + (6 Ã— 100) + (4 Ã— 10) + (2 Ã— 1)

Question 12.

Write the number 4,340,200 in word form. _____

Answer:

The word form of 4,340,200 is Four million three hundred and forty thousand two hundred.

Question 13.

Write the number (3 Ã— 100,000) + (2 Ã— 10,000) + (6 Ã— 1,000) + (5 Ã— 100) + (2 Ã— 10) + (3 Ã— 1) in standard form. __________

Answer:

The standard form of (3 Ã— 100,000) + (2 Ã— 10,000) + (6 Ã— 1,000) + (5 Ã— 100) + (2 Ã— 10) + (3 Ã— 1) is 326523.

Question 14.

Write the number 4 million, thirty-five in standard form. ________

Answer:

The number 4 million, thirty-five in standard form is 4,000,035.

Question 15.

Write the number 435,401 in expanded form. ________

Answer:

435,401 in the expanded form is (4 Ã— 100,000) + (3 Ã— 10,000) + (5 Ã— 1000) + (4 Ã— 100) + (1 Ã— 1)

Question 16.

Write the number (7 Ã— 10,000) + (9 Ã— 1,000) + (3 Ã— 100) + (2 Ã— 1) in word form. ________

Answer:

The number (7 Ã— 10,000) + (9 Ã— 1,000) + (3 Ã— 100) + (2 Ã— 1) in standard form is 79302.

79302 in word form is seventy nine thousand three hundred and two.

Question 17.

Write the number 7,000,213,034 in expanded form. _____

Answer:

7,000,213,034 in the expanded form is (7 Ã— 1,000,000,000) + (2 Ã— 100,000) + (1 Ã— 10,000) + (3 Ã— 1000) + (3 Ã— 10) + (4 Ã— 1)

Question 18.

Write the number (6 Ã— 100,000) + (8 Ã— 10,000) + (2 Ã— 1,000) + (6 Ã— 100) + (6 Ã— 10) + (5 Ã— 1) in standard form. ________

Answer:

The number (6 Ã— 100,000) + (8 Ã— 10,000) + (2 Ã— 1,000) + (6 Ã— 100) + (6 Ã— 10) + (5 Ã— 1) in standard form is 682665.

Question 19.

Write the number three million, four hundred thirty-one thousand, four hundred in standard form. __________

Answer:

The number three million, four hundred thirty-one thousand, four hundred in standard form is 3,431,400

Question 20.

Write the number 6,000,101 in expanded form. ________

Answer:

The number 6,000,101 in expanded form is (6 Ã— 1,000,000) + (1 Ã— 100) + (1 Ã— 1)