Multiply 4-Digit and 1-Digit Numbers: Vertical Multiplication ... - Free Printable

Let’s solve each multiplication problem step by step. We’ll multiply the 4-digit number by the 1-digit number, starting from the rightmost digit and moving left, carrying over when needed.

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First row:

1. 3384 × 3
- 4 × 3 = 12 → write 2, carry 1
- 8 × 3 = 24 + 1 = 25 → write 5, carry 2
- 3 × 3 = 9 + 2 = 11 → write 1, carry 1
- 3 × 3 = 9 + 1 = 10 → write 10
→ 10152

2. 1973 × 5
- 3 × 5 = 15 → write 5, carry 1
- 7 × 5 = 35 + 1 = 36 → write 6, carry 3
- 9 × 5 = 45 + 3 = 48 → write 8, carry 4
- 1 × 5 = 5 + 4 = 9
→ 9865

3. 4977 × 4
- 7 × 4 = 28 → write 8, carry 2
- 7 × 4 = 28 + 2 = 30 → write 0, carry 3
- 9 × 4 = 36 + 3 = 39 → write 9, carry 3
- 4 × 4 = 16 + 3 = 19 → write 19
→ 19908

4. 1322 × 2
- 2 × 2 = 4
- 2 × 2 = 4
- 3 × 2 = 6
- 1 × 2 = 2
→ 2644

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Second row:

5. 4392 × 8
- 2 × 8 = 16 → write 6, carry 1
- 9 × 8 = 72 + 1 = 73 → write 3, carry 7
- 3 × 8 = 24 + 7 = 31 → write 1, carry 3
- 4 × 8 = 32 + 3 = 35 → write 35
→ 35136

6. 1880 × 6
- 0 × 6 = 0
- 8 × 6 = 48 → write 8, carry 4
- 8 × 6 = 48 + 4 = 52 → write 2, carry 5
- 1 × 6 = 6 + 5 = 11 → write 11
→ 11280

7. 3472 × 7
- 2 × 7 = 14 → write 4, carry 1
- 7 × 7 = 49 + 1 = 50 → write 0, carry 5
- 4 × 7 = 28 + 5 = 33 → write 3, carry 3
- 3 × 7 = 21 + 3 = 24 → write 24
→ 24304

8. 3884 × 9
- 4 × 9 = 36 → write 6, carry 3
- 8 × 9 = 72 + 3 = 75 → write 5, carry 7
- 8 × 9 = 72 + 7 = 79 → write 9, carry 7
- 3 × 9 = 27 + 7 = 34 → write 34
→ 34956

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Third row:

9. 7193 × 2
- 3 × 2 = 6
- 9 × 2 = 18 → write 8, carry 1
- 1 × 2 = 2 + 1 = 3
- 7 × 2 = 14 → write 14
→ 14386

10. 6850 × 3
- 0 × 3 = 0
- 5 × 3 = 15 → write 5, carry 1
- 8 × 3 = 24 + 1 = 25 → write 5, carry 2
- 6 × 3 = 18 + 2 = 20 → write 20
→ 20550

11. 9425 × 4
- 5 × 4 = 20 → write 0, carry 2
- 2 × 4 = 8 + 2 = 10 → write 0, carry 1
- 4 × 4 = 16 + 1 = 17 → write 7, carry 1
- 9 × 4 = 36 + 1 = 37 → write 37
→ 37700

12. 8413 × 5
- 3 × 5 = 15 → write 5, carry 1
- 1 × 5 = 5 + 1 = 6
- 4 × 5 = 20 → write 0, carry 2
- 8 × 5 = 40 + 2 = 42 → write 42
→ 42065

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Fourth row:

13. 8288 × 8
- 8 × 8 = 64 → write 4, carry 6
- 8 × 8 = 64 + 6 = 70 → write 0, carry 7
- 2 × 8 = 16 + 7 = 23 → write 3, carry 2
- 8 × 8 = 64 + 2 = 66 → write 66
→ 66304

14. 8105 × 6
- 5 × 6 = 30 → write 0, carry 3
- 0 × 6 = 0 + 3 = 3
- 1 × 6 = 6
- 8 × 6 = 48 → write 48
→ 48630

15. 8382 × 7
- 2 × 7 = 14 → write 4, carry 1
- 8 × 7 = 56 + 1 = 57 → write 7, carry 5
- 3 × 7 = 21 + 5 = 26 → write 6, carry 2
- 8 × 7 = 56 + 2 = 58 → write 58
→ 58674

16. 6814 × 9
- 4 × 9 = 36 → write 6, carry 3
- 1 × 9 = 9 + 3 = 12 → write 2, carry 1
- 8 × 9 = 72 + 1 = 73 → write 3, carry 7
- 6 × 9 = 54 + 7 = 61 → write 61
→ 61326

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Final Answer:
10152, 9865, 19908, 2644,
35136, 11280, 24304, 34956,
14386, 20550, 37700, 42065,
66304, 48630, 58674, 61326