Expanded Form to Standard Form worksheet for practicing number conversion.

You’ve uploaded a worksheet titled “Expanded Form to Standard Form (Up to 4-digit numbers)”, which asks students to convert numbers written in expanded form into standard (regular) numeric form.

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✔ How to Solve:

In expanded form, a number is broken down by place value — for example:
> 5000 + 200 + 60 + 5

To convert to standard form, simply add all the parts together.

Let’s solve each problem step by step:

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🔢 Problems 1–10:

1. 5000 + 200 + 60 + 5 =
→ 5000 + 200 = 5200; 5200 + 60 = 5260; 5260 + 5 = 5,265

2. 600 + 80 + 1 =
→ 600 + 80 = 680; 680 + 1 = 681

3. 8000 + 600 + 70 + 7 =
→ 8000 + 600 = 8600; 8600 + 70 = 8670; 8670 + 7 = 8,677

4. 5000 + 500 + 90 + 2 =
→ 5000 + 500 = 5500; 5500 + 90 = 5590; 5590 + 2 = 5,592

5. 7000 + 200 + 40 + 1 =
→ 7000 + 200 = 7200; 7200 + 40 = 7240; 7240 + 1 = 7,241

6. 200 + 20 + 2 =
→ 200 + 20 = 220; 220 + 2 = 222

7. 5000 + 200 + 60 + 9 =
→ 5000 + 200 = 5200; 5200 + 60 = 5260; 5260 + 9 = 5,269

8. 6000 + 700 + 60 + 6 =
→ 6000 + 700 = 6700; 6700 + 60 = 6760; 6760 + 6 = 6,766

9. 8000 + 500 + 40 + 6 =
→ 8000 + 500 = 8500; 8500 + 40 = 8540; 8540 + 6 = 8,546

10. 2000 + 400 + 6 =
→ 2000 + 400 = 2400; 2400 + 6 = 2,406

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🔢 Problems 11–20:

11. 900 + 80 + 5 =
→ 900 + 80 = 980; 980 + 5 = 985

12. 700 + 10 + 7 =
→ 700 + 10 = 710; 710 + 7 = 717

13. 4000 + 100 + 5 =
→ 4000 + 100 = 4100; 4100 + 5 = 4,105

14. 9000 + 600 + 80 + 5 =
→ 9000 + 600 = 9600; 9600 + 80 = 9680; 9680 + 5 = 9,685

15. 5000 + 500 + 70 + 1 =
→ 5000 + 500 = 5500; 5500 + 70 = 5570; 5570 + 1 = 5,571

16. 3000 + 200 + 70 + 5 =
→ 3000 + 200 = 3200; 3200 + 70 = 3270; 3270 + 5 = 3,275

17. 2000 + 6 =
→ 2,006

18. 4000 + 200 + 50 + 4 =
→ 4000 + 200 = 4200; 4200 + 50 = 4250; 4250 + 4 = 4,254

19. 7000 + 400 + 60 + 2 =
→ 7000 + 400 = 7400; 7400 + 60 = 7460; 7460 + 2 = 7,462

20. 1000 + 600 + 60 + 2 =
→ 1000 + 600 = 1600; 1600 + 60 = 1660; 1660 + 2 = 1,662

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🔢 Problems 21–30:

21. 9000 + 60 + 1 =
→ 9000 + 60 = 9060; 9060 + 1 = 9,061

22. 100 + 50 + 7 =
→ 100 + 50 = 150; 150 + 7 = 157

23. 6000 + 500 + 60 + 5 =
→ 6000 + 500 = 6500; 6500 + 60 = 6560; 6560 + 5 = 6,565

24. 1000 + 60 + 5 =
→ 1000 + 60 = 1060; 1060 + 5 = 1,065

25. 7000 + 100 + 5 =
→ 7000 + 100 = 7100; 7100 + 5 = 7,105

26. 5000 + 700 + 40 + 7 =
→ 5000 + 700 = 5700; 5700 + 40 = 5740; 5740 + 7 = 5,747

27. 6000 + 5 =
→ 6,005

28. 3000 + 200 + 1 =
→ 3000 + 200 = 3200; 3200 + 1 = 3,201

29. 2000 + 600 + 60 + 4 =
→ 2000 + 600 = 2600; 2600 + 60 = 2660; 2660 + 4 = 2,664

30. 1000 + 900 + 10 =
→ 1000 + 900 = 1900; 1900 + 10 = 1,910

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## ✔ Final Answer Key:

Here are all the answers in order:

1. 5,265
2. 681
3. 8,677
4. 5,592
5. 7,241
6. 222
7. 5,269
8. 6,766
9. 8,546
10. 2,406
11. 985
12. 717
13. 4,105
14. 9,685
15. 5,571
16. 3,275
17. 2,006
18. 4,254
19. 7,462
20. 1,662
21. 9,061
22. 157
23. 6,565
24. 1,065
25. 7,105
26. 5,747
27. 6,005
28. 3,201
29. 2,664
30. 1,910

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📌 Tip for Students: Always add from left to right (largest place value first) to avoid mistakes. Double-check your addition!

Let me know if you’d like this as a printable answer sheet or need help with another worksheet! 😊