Of course! Let's solve each of these multiplication problems step by step, using the "multiplying in columns" method. This means we multiply the ones digit first, then the tens digit, and carry over any extra tens if needed.
---
1. 64 × 3
- Multiply the ones: 4 × 3 =
12 → write down
2, carry over
1
- Multiply the tens: 6 × 3 =
18, plus the carried
1 =
19
- Write down
19
✔ Answer: 192
---
2. 77 × 9
- Ones: 7 × 9 =
63 → write down
3, carry over
6
- Tens: 7 × 9 =
63, plus
6 =
69
- Write down
69
✔ Answer: 693
---
3. 98 × 8
- Ones: 8 × 8 =
64 → write down
4, carry over
6
- Tens: 9 × 8 =
72, plus
6 =
78
- Write down
78
✔ Answer: 784
---
4. 65 × 7
- Ones: 5 × 7 =
35 → write down
5, carry over
3
- Tens: 6 × 7 =
42, plus
3 =
45
- Write down
45
✔ Answer: 455
---
5. 85 × 8
- Ones: 5 × 8 =
40 → write down
0, carry over
4
- Tens: 8 × 8 =
64, plus
4 =
68
- Write down
68
✔ Answer: 680
---
6. 93 × 3
- Ones: 3 × 3 =
9 → write down
9
- Tens: 9 × 3 =
27 → write down
27
✔ Answer: 279
---
7. 63 × 5
- Ones: 3 × 5 =
15 → write down
5, carry over
1
- Tens: 6 × 5 =
30, plus
1 =
31
- Write down
31
✔ Answer: 315
---
8. 49 × 4
- Ones: 9 × 4 =
36 → write down
6, carry over
3
- Tens: 4 × 4 =
16, plus
3 =
19
- Write down
19
✔ Answer: 196
---
9. 67 × 6
- Ones: 7 × 6 =
42 → write down
2, carry over
4
- Tens: 6 × 6 =
36, plus
4 =
40
- Write down
40
✔ Answer: 402
---
10. 79 × 4
- Ones: 9 × 4 =
36 → write down
6, carry over
3
- Tens: 7 × 4 =
28, plus
3 =
31
- Write down
31
✔ Answer: 316
---
11. 75 × 8
- Ones: 5 × 8 =
40 → write down
0, carry over
4
- Tens: 7 × 8 =
56, plus
4 =
60
- Write down
60
✔ Answer: 600
---
12. 45 × 7
- Ones: 5 × 7 =
35 → write down
5, carry over
3
- Tens: 4 × 7 =
28, plus
3 =
31
- Write down
31
✔ Answer: 315
---
✔ Final Answers:
1.
192
2.
693
3.
784
4.
455
5.
680
6.
279
7.
315
8.
196
9.
402
10.
316
11.
600
12.
315
Let me know if you’d like to see any of these worked out visually or explained differently!
Parent Tip: Review the logic above to help your child master the concept of 3rd grade math worksheets multiplication.
