1. Write the following numbers in words:

• 5263: Five thousand two hundred sixty-three

• 9037: Nine thousand thirty-seven

• 1508: One thousand five hundred eight

• 8764: Eight thousand seven hundred sixty-four

• 4921: Four thousand nine hundred twenty-one

2. Write the following numbers in expanded form:

• 4729: 4000 + 700 + 20 + 9

• 8615: 8000 + 600 + 10 + 5

• 3096: 3000 + 90 + 6

• 7810: 7000 + 800 + 10

• 1253: 1000 + 200 + 50 + 3

3. Circle the largest number:

• 2398, 1987, 2349, 3098 → 3098

• 7451, 7890, 8245, 7591 → 8245

• 5329, 2894, 4893, 5592 → 5592

4. Arrange the following numbers in ascending order:

• 6812, 5340, 1294, 3926 → 1294, 3926, 5340, 6812

• 9511, 6017, 9876, 8554 → 6017, 8554, 9511, 9876

• 2316, 8762, 4120, 5293 → 2316, 4120, 5293, 8762

5. Find the sum of the following numbers:

• 2846 + 1792 = 4638

• 6902 + 2453 = 9355

• 3645 + 1857 = 5502

6. Subtract the following numbers:

• 5800 - 2491 = 3309

• 7386 - 1763 = 5623

• 9025 - 3876 = 5149

7. What is the number after the following numbers?

• 7532 → 7533

• 4827 → 4828

• 2901 → 2902

• 6904 → 6905

8. What is the number before the following numbers?

• 6237 → 6236

• 5046 → 5045

• 8759 → 8758

• 1298 → 1297

9. Write the numbers in reverse order:

• 6723 → 3276

• 8924 → 4298

• 5431 → 1345

• 1086 → 6801

10. Round the following numbers to the nearest hundred:

• 3245 → 3200

• 7826 → 7800

• 1114 → 1100

• 4009 → 4000

End of Answer Key

Questions

Answer Key: Numbers up to 9999