Solved Examples and Worksheet for Reading and Writing Whole Numbers to 1,000,000

Q1Identify the expanded form of the number 2,401.

A. 200 + 40 + 1
B. 200 + 400 + 1
C. 2000 + 40 + 1
D. 2000 + 400 + 1

Solutions
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Step: 1
2401 = (2 ×1000) + (4 × 100) + (0 × 10) + (1 × 1)
Step: 2
= 2 thousands + 4 hundreds + 0 tens + 1 ones
Step: 3
= 2000 + 400 + 1.
Correct Answer is :   2000 + 400 + 1
Q2Which is the standard form of 500 + 30 + 1 ?
A. 500,301
B. 135
C. 513
D. 531

Solutions
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Step: 1
The standard form of the number 500 + 30 + 1 is 531.
Correct Answer is :   531
Q3Identify the expanded form of the number 34363.

A. 30000 + 4000 + 300 + 60 + 3
B. 34000 + 300 + 60 + 3
C. 3 + 40 + 300 + 6000 + 30000
D. 3000 + 4000 + 300 + 60 + 3

Solutions
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Step: 1
34363 = 3 × 10000 + 4 × 1000 + 3 × 100 + 6 × 10 + 3 × 1
Step: 2
           = 3 ten thousands + 4 thousands + 3 hundreds + 6 tens + 3 ones
Step: 3
           = 30000 + 4000 + 300 + 60 + 3.
Correct Answer is :   30000 + 4000 + 300 + 60 + 3
Q4What is the place value of 7 in 57,895?
A. thousands
B. tens
C. ones
D. hundreds

Solutions
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Step: 1
In the number, the digit 7 is in thousands place.
Step: 2
The place value of 7 is thousands.
Correct Answer is :   thousands
Q5What is the expanded form of 6,257,434?
A. 6,000,000 + 200,000 + 50,000 + 7,000 + 400 + 30 + 4
B. 60,000,000 + 200,000 + 50,000 + 7000 + 400 + 30 + 4
C. 60,000,000 + 2,000,000 + 50,000 + 7000 + 400 + 30 + 4
D. 6 + 20 + 500 + 7000 + 40000 + 300,000 + 4000,000

Solutions
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Step: 1
6,257,434 = (6 × 1,000,000) + (2 × 100,000) + (5 × 10,000) + (7 × 1,000) + (4 × 100) + (3 × 10) + (4 × 1).
Step: 2
= 6 million + 2 hundred thousand + 5 ten thousand + 7 thousand + 4 hundred + 3 tens + 4 ones
Step: 3
= 6,000,000 + 200,000 + 50,000 + 7,000 + 400 + 30 + 4
  [Write the expanded form.]
Correct Answer is :   6,000,000 + 200,000 + 50,000 + 7,000 + 400 + 30 + 4
Q6Identify the standard form of 4,000,000 + 27,000 + 385.

A. 4,270,385
B. 4,027,385
C. 4,385,027
D. 4,385,270

Solutions
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Step: 1
4,000,000 + 27,000 + 385
  [Original expression.]
Step: 2
= 4,027,385
  [Add.]
Step: 3
The standard form of 4,000,000 + 27,000 + 385 is 4,027,385.
Correct Answer is :   4,027,385
Q7Which of these is the value of the digit in the hundreds place in the number (100 × 7) + (30 × 2) + (1 × 1)?
A. 70
B. 700
C. 7
D. 7000

Solutions
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Step: 1
(100 × 7) + (30 × 2) + (1 × 1)
  [Original expression.]
Step: 2
= (700) + (60) + (1) = 761
  [Write the short form.]
Step: 3
The digit in the hundreds place is 7.
Step: 4
The value of the digit 7 is 7 hundreds or 700.
Correct Answer is :   700
Q8Identify the digit in the ones place in the number (1000 × 8) + (100 × 3) + (30 × 5) + (5 × 1).

A. 7
B. 5
C. 10
D. 50

Solutions
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Step: 1
(1000 × 8) + (100 × 3) + (30 × 5) + (5 × 1)
  [Original expression.]
Step: 2
= (8000) + (300) + (150) + (5) = 8455
  [Write the short form.]
Step: 3
The digit in the ones place in the number 8455 is 5.
Correct Answer is :   5
Q9What is the digit in the tens place of the number (100000 × 3) + (40000 × 1) + (4000 × 1) + (400 × 3) + (20 × 2) + (1 × 1)?

A. 40
B. 2
C. 6
D. 4

Solutions
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Step: 1
(100000 × 3) + (40000 × 1) + (4000 × 1) + (400 × 3) + (20 × 2) + (1 × 1)
  [Original expression.]
Step: 2
= (300000) + (40000) + (4000) + (1200) + (40) + (1)
= 345241
  [Write the short form.]
Step: 3
The digit in the tens place of the number 345241 is 4.
Correct Answer is :   4
Q10Choose the standard form for 20,000 + 500 + 60 + 5.
A. 180000
B. 2565
C. 20565
D. 21600

Solutions
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Step: 1
20,000 + 500 + 60 + 5
  [Original expression.]
Step: 2
= 20,565
  [Add.]
Step: 3
The standard form of the expression is 20,565.
Correct Answer is :   20565
Q11Choose the standard form for 20,000 + 300 + 50 + 6.
A. 23,056
B. 23,560
C. 2,356
D. 20,356

Solutions
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Step: 1
20,000 + 300 + 50 + 6
  [Original expression.]
Step: 2
= 20,356
  [Add.]
Step: 3
The standard form of 20,000 + 300 + 50 + 6 is 20,356.
Correct Answer is :   20,356
Q12What is the standard form of '60,000 + 600 + 50 + 7'?

A. 60,657
B. 66,657
C. 66,507
D. 6,657

Solutions
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Step: 1
Standard form of 60,000 + 600 + 50 + 7 = 60,657.
Correct Answer is :   60,657
Q13What is the standard form of 7,000 + 200 + 80 + 6?

A. 7,826
B. 2,786
C. 6,728
D. 7,286

Solutions
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Step: 1
Expanded form has 7 thousands, 2 hundreds, 8 tens, and 6 ones.
Step: 2
So, the standard form of 7,000 + 200 + 80 + 6 is 7,286.
Correct Answer is :   7,286
Q14What is the standard form of 30,000 + 8,000 + 900 + 60 + 5?
A. 38,695
B. 38,965
C. 39,865
D. 38,905

Solutions
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Step: 1
The expanded form has 3 ten thousands, 8 thousands, 9 hundreds, 6 tens, and 5 ones.
Step: 2
So, the standard form of 30,000 + 8,000 + 900 + 60 + 5 is 38,965.
Correct Answer is :   38,965
Q15Identify the given number in standard form.
4 ten thousands, 6 thousands, 0 hundreds, 9 tens, and 5 ones

A. 40,695
B. 46,095
C. 46,059
D. 46,695

Solutions
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Step: 1
Four ten thousands, 6 thousands, 0 hundreds, 9 tens, and 5 ones
= (4 × 10,000) + (6 × 1,000) + (0 × 100) + (9 × 10) + (5 × 1)
= 40,000 + 6,000 + 0 + 90 + 5
Step: 2
= 46,095
Correct Answer is :    46,095

HighSchool Math