Ordering 3-digit numbers: smallest to largest - Number and Place ... - Free Printable

Let's solve each of the six problems by ordering the 3-digit numbers from smallest to largest.

---

Problem 1:

Numbers:
266, 806, 326, 622, 556, 616, 225

Step-by-step comparison:

- Look at the hundreds digit first:
- 200s: 266, 225 → 225 < 266
- 300s: 326
- 500s: 556
- 600s: 622, 616 → 616 < 622
- 800s: 806

Now order them:

- 225 (smallest)
- 266
- 326
- 556
- 616
- 622
- 806 (largest)

✔ Answer:
225, 266, 326, 556, 616, 622, 806

---

Problem 2:

Numbers:
138, 429, 604, 384, 591, 765, 292

Hundreds digits:
- 100s: 138
- 200s: 292
- 300s: 384
- 400s: 429
- 500s: 591
- 600s: 604
- 700s: 765

Ordering:
- 138
- 292
- 384
- 429
- 591
- 604
- 765

✔ Answer:
138, 292, 384, 429, 591, 604, 765

---

Problem 3:

Numbers:
616, 116, 661, 106, 601, 161, 660

Hundreds digits:
- 100s: 116, 106, 161
- 600s: 616, 661, 601, 660

Now sort within groups:

100s:
- 106, 116, 161 → 106 < 116 < 161

600s:
- 601, 616, 660, 661 → 601 < 616 < 660 < 661

Now combine:
- 106
- 116
- 161
- 601
- 616
- 660
- 661

✔ Answer:
106, 116, 161, 601, 616, 660, 661

---

Problem 4:

Numbers:
934, 943, 394, 349, 439, 493, 933

Hundreds digits:
- 300s: 394, 349
- 400s: 439, 493
- 900s: 934, 943, 933

Sort each group:

300s:
- 349 < 394

400s:
- 439 < 493

900s:
- 933, 934, 943 → 933 < 934 < 943

Now full order:
- 349
- 394
- 439
- 493
- 933
- 934
- 943

✔ Answer:
349, 394, 439, 493, 933, 934, 943

---

Problem 5:

Numbers:
429, 583, 625, 791, 222, 342, 819

Hundreds digits:
- 200s: 222
- 300s: 342
- 400s: 429
- 500s: 583
- 600s: 625
- 700s: 791
- 800s: 819

All hundreds are different, so just order by hundreds digit:

- 222
- 342
- 429
- 583
- 625
- 791
- 819

✔ Answer:
222, 342, 429, 583, 625, 791, 819

---

Problem 6:

Numbers:
909, 789, 546, 275, 413, 625, 442

Hundreds digits:
- 200s: 275
- 400s: 413, 442
- 500s: 546
- 600s: 625
- 700s: 789
- 900s: 909

Sort within groups:

400s:
- 413 < 442

So order:
- 275
- 413
- 442
- 546
- 625
- 789
- 909

✔ Answer:
275, 413, 442, 546, 625, 789, 909

---

✔ Final Answers:

1. 225, 266, 326, 556, 616, 622, 806
2. 138, 292, 384, 429, 591, 604, 765
3. 106, 116, 161, 601, 616, 660, 661
4. 349, 394, 439, 493, 933, 934, 943
5. 222, 342, 429, 583, 625, 791, 819
6. 275, 413, 442, 546, 625, 789, 909

You can now fill these in the blanks on the worksheet!