Read and Write Three-Digit Numbers - 2nd Grade Math

1. What is the number name for the base-ten numeral $508$?

   five hundred eight. Write each digit's place value in words, with zero tens.

2. Which place value is the digit $9$ in the number $193$?

   tens place. In 193, digits are 1 (hundreds), 9 (tens), 3 (ones).

3. What is the expanded form of $700$?

   $700 + 0 + 0$. Shows 7 hundreds with no tens or ones.

4. What is the base-ten numeral for the number name "six hundred forty"?

   $640$. "Six hundred forty" means 6 hundreds, 4 tens, 0 ones.

5. What is the number name for $347$?

   three hundred forty-seven. Write each place value in words: 3 hundreds, 4 tens, 7 ones.

6. What is the base-ten numeral for the expanded form $400 + 70 + 2$?

   $472$. Add the place values: $400 + 70 + 2 = 472$.

7. What is the base-ten numeral for the number name "one hundred five"?

   $105$. Write 1 hundred, 0 tens, 5 ones.

8. What is the number name for the expanded form $600 + 40 + 0$?

   six hundred forty. Sum is 640: six hundred forty.

9. Identify the value of the digit $0$ in the number $506$.

   $0$. Zero in any place has value $0$.

10. What is the expanded form of $271$?

    $200 + 70 + 1$. Break down: 2 hundreds, 7 tens, 1 one.

11. What is the number name for the base-ten numeral $219$?

    two hundred nineteen. 2 hundreds and 19 (combining 1 ten and 9 ones).

12. What is the expanded form of $582$?

    $500 + 80 + 2$. Break into place values: 5 hundreds, 8 tens, 2 ones.

13. What is the expanded form of $618$?

    $600 + 10 + 8$. Separate into 6 hundreds, 1 ten, 8 ones.

14. What is the number name for the base-ten numeral $800$?

    eight hundred. 8 hundreds with no tens or ones.

15. What is the base-ten numeral for the number name "nine hundred ninety-nine"?

    $999$. Convert the largest three-digit number from words to digits.

16. What is the base-ten numeral for the number name "seven hundred twenty-four"?

    $724$. Convert words to digits: 7 hundreds, 2 tens, 4 ones.

17. What is the number name for the base-ten numeral $640$?

    six hundred forty. 6 hundreds and 4 tens, with no ones to mention.

18. What is the expanded form of $110$?

    $100 + 10 + 0$. Show 1 hundred, 1 ten, and 0 ones in expanded form.

19. What is the number name for the expanded form $200 + 10 + 9$?

    two hundred nineteen. Sum gives 219: two hundred nineteen.

20. Identify the value of the digit $7$ in the number $274$.

    $70$. The 7 is in the tens place, so its value is $7 × 10 = 70$.

21. What is the expanded form of $409$?

    $400 + 9$. Zero tens means write $400 + 0 + 9$ or just $400 + 9$.

22. What is the number name for $905$?

    nine hundred five. No tens digit means we skip writing 'and' between hundreds and ones.

23. What is the base-ten numeral for the expanded form $50 + 7$?

    $57$. Add: $50 + 7 = 57$.

24. What is the number name for the base-ten numeral $1000$?

    one thousand. The smallest four-digit number written in words.

25. What is the base-ten numeral for the expanded form $900 + 20 + 6$?

    $926$. Add place values: $900 + 20 + 6 = 926$.

26. What is the expanded form of $402$?

    $400 + 0 + 2$. Show 4 hundreds, 0 tens, and 2 ones in expanded form.

27. What is the expanded form of $305$?

    $300 + 0 + 5$. Include zero tens to show complete place value breakdown.

28. What is the base-ten numeral for the expanded form $400 + 0 + 2$?

    $402$. Sum: $400 + 0 + 2 = 402$.

29. What is the base-ten numeral for the expanded form $200 + 5$?

    $205$. Add place values: $200 + 0 + 5 = 205$.

30. What is the number name for the base-ten numeral $430$?

    four hundred thirty. Read as 4 hundreds and 3 tens (no ones).

31. Find and correct the number name: "$300$ $+$ $40$ $+$ $2$" is "three hundred and forty-two".

    Correct name: three hundred forty-two. Remove "and" - standard form doesn't use it in number names.

32. What is the expanded form of $120$?

    $100 + 20 + 0$. Shows 1 hundred, 2 tens, no ones.

33. What is the expanded form of $807$?

    $800 + 0 + 7$. Show 8 hundreds, 0 tens, and 7 ones separately.

34. What is the expanded form of $905$?

    $900 + 0 + 5$. Shows 9 hundreds, no tens, and 5 ones.

35. What is the expanded form of $990$?

    $900 + 90 + 0$. Break down: 9 hundreds, 9 tens, 0 ones.

36. What number is shown by the expanded form $200 + 0 + 9$?

    $209$. Zero tens shown explicitly; add: $200 + 0 + 9 = 209$.

37. What is the base-ten numeral for the number name "six hundred forty-two"?

    $642$. Write digits for each place value: 6 hundreds, 4 tens, 2 ones.

38. Which place value is the digit $1$ in the number $618$?

    tens place. In 618, digits are 6 (hundreds), 1 (tens), 8 (ones).

39. Find and correct the expanded form: $804 = 800 + 4 + 0$.

    Correct: $804 = 800 + 0 + 4$. Place values must be in order: hundreds, tens, ones.

40. What is the expanded form of $900$?

    $900 + 0 + 0$. Show all place values, even when tens and ones are zero.

41. What is the base-ten numeral for the number name "eight hundred fifteen"?

    $815$. Convert words: 8 hundreds, 1 ten, 5 ones.

42. What is the number name for the base-ten numeral $507$?

    five hundred seven. Read each place value: 5 hundreds, 0 tens, 7 ones.

43. What is the number name for the expanded form $500 + 60 + 3$?

    five hundred sixty-three. Add place values to get the number name.

44. What is the number name for the base-ten numeral $700$?

    seven hundred. 7 hundreds with no tens or ones to name.

45. Which place value is the digit $4$ in the number $742$?

    tens place. In 742, digits are 7 (hundreds), 4 (tens), 2 (ones).

46. What is the base-ten numeral for the number name "three hundred seventy"?

    $370$. Write 3 in hundreds place, 7 in tens, 0 in ones.

47. What is the base-ten numeral for the number name "eight hundred one"?

    $801$. "Eight hundred one" means 8 hundreds, 0 tens, 1 one.

48. What is the base-ten numeral for the number name "one hundred one"?

    $101$. Convert words to digits: 1 hundred, 0 tens, 1 one.

49. What number is shown by the expanded form $600 + 40 + 7$?

    $647$. Add the place values: $600 + 40 + 7 = 647$.

50. What is the expanded form of $730$?

    $700 + 30$. Zero ones can be omitted: $700 + 30 + 0$ = $700 + 30$.

51. What is the number name for the base-ten numeral $999$?

    nine hundred ninety-nine. Largest 3-digit number: 9 hundreds, 9 tens, 9 ones.

52. What number is shown by the expanded form $900 + 50 + 0$?

    $950$. Zero ones shown explicitly; add: $900 + 50 + 0 = 950$.

53. What is the base-ten numeral for the number name "two hundred eighteen"?

    $218$. Convert words to digits: 2 hundreds = 200, 1 ten = 10, 8 ones = 8.

54. What is the base-ten numeral for the number name "nine hundred one"?

    $901$. Write digits: 9 hundreds, 0 tens, 1 one.

55. What is the expanded form of $639$?

    $600 + 30 + 9$. Break into place values: 6 hundreds, 3 tens, 9 ones.

56. What is the base-ten numeral for the number name "three hundred six"?

    $306$. Convert words: 3 hundreds, 0 tens, 6 ones.

57. What is the expanded form of $384$?

    $300 + 80 + 4$. Break into place values: 3 hundreds, 8 tens, 4 ones.

58. Identify the value of the digit $3$ in the number $831$.

    $30$. The 3 is in the tens place, so its value is $3 × 10 = 30$.

59. What is the number name for $670$?

    six hundred seventy. Zero in ones place means we only write hundreds and tens.

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