Answer Key: Numbers up to 9999

Section A: Place Value and Face Value

1. Write the place value of the underlined digit:

a) 3245 - Place value: 200
b) 4621 - Place value: 4000
c) 5219 - Place value: 10
d) 8304 - Place value: 8000

2. Write the face value of the underlined digit:

a) 1234 - Face value: 3
b) 7892 - Face value: 7
c) 4095 - Face value: 5
d) 6732 - Face value: 6

Section B: Writing Numbers in Words and Figures

3. Write these numbers in words:

a) 3456 - Three thousand four hundred fifty-six
b) 1289 - One thousand two hundred eighty-nine
c) 4702 - Four thousand seven hundred two
d) 8900 - Eight thousand nine hundred

4. Write these numbers in figures:

a) Three thousand two hundred and forty-five - 3245
b) Seven thousand and eighty-nine - 7089
c) Two thousand nine hundred and one - 2901
d) Four thousand and six - 4006

Section C: Comparing and Ordering Numbers

5. Compare the numbers using >, <, or =:

a) 4523 < 5243
b) 8190 > 8091
c) 3009 = 3009
d) 6002 < 6020

6. Arrange in ascending order:

a) 4567, 1234, 7890, 2345 - 1234, 2345, 4567, 7890
b) 9056, 6789, 4532, 7689 - 4532, 6789, 7689, 9056

7. Arrange in descending order:

a) 3241, 8743, 1098, 7625 - 8743, 7625, 3241, 1098
b) 5003, 4999, 7000, 2002 - 7000, 5003, 4999, 2002

Section D: Odd and Even Numbers

8. Write whether the following numbers are odd or even:

a) 4234 - Even
b) 5671 - Odd
c) 8096 - Even
d) 2313 - Odd

9. Circle the even numbers:

3214, 5765, 2430, 1887, 6452 - 3214, 2430, 6452

Section E: Expanded Form and Short Form

10. Write in expanded form:

a) 3256 = 3000 + 200 + 50 + 6
b) 4902 = 4000 + 900 + 0 + 2
c) 8134 = 8000 + 100 + 30 + 4
d) 2060 = 2000 + 0 + 60 + 0

11. Write in short form:

a) 3000 + 400 + 50 + 6 = 3456
b) 2000 + 80 + 9 = 2089
c) 4000 + 600 = 4600
d) 7000 + 2 = 7002

Section F: Roman Numerals

12. Write these numbers as Roman numerals:

a) 5 - V
b) 12 - XII
c) 28 - XXVIII
d) 45 - XLV

13. Write these Roman numerals as numbers:

a) XII - 12
b) XXVIII - 28
c) XLV - 45
d) IX - 9

Bonus Challenge

14. Find the mystery number:

• It is a 4-digit number.

• The sum of the digits is 15.

• The digit in the thousands place is twice the digit in the hundreds place.

• The digit in the tens place is 5, and the digit in the ones place is 2.

Answer: 6315

End of Answer Key

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