Grade 3 Multiplication Worksheets | Free Worksheets | Printables - Free Printable

To solve these multiplication problems, we need to multiply the numbers given. Since we are multiplying by multiples of 10 (like 10, 20, 30, etc.), we can use a simple trick:

1. Multiply the non-zero digits.
2. Add a zero to the end of the result.

Let's go through each problem step by step:

1. \( 4 \times 50 \):
- Multiply 4 and 5: \( 4 \times 5 = 20 \)
- Add a zero: \( 200 \)

2. \( 7 \times 50 \):
- Multiply 7 and 5: \( 7 \times 5 = 35 \)
- Add a zero: \( 350 \)

3. \( 3 \times 80 \):
- Multiply 3 and 8: \( 3 \times 8 = 24 \)
- Add a zero: \( 240 \)

4. \( 4 \times 20 \):
- Multiply 4 and 2: \( 4 \times 2 = 8 \)
- Add a zero: \( 80 \)

5. \( 7 \times 80 \):
- Multiply 7 and 8: \( 7 \times 8 = 56 \)
- Add a zero: \( 560 \)

6. \( 5 \times 70 \):
- Multiply 5 and 7: \( 5 \times 7 = 35 \)
- Add a zero: \( 350 \)

7. \( 5 \times 10 \):
- Multiply 5 and 1: \( 5 \times 1 = 5 \)
- Add a zero: \( 50 \)

8. \( 6 \times 50 \):
- Multiply 6 and 5: \( 6 \times 5 = 30 \)
- Add a zero: \( 300 \)

9. \( 5 \times 90 \):
- Multiply 5 and 9: \( 5 \times 9 = 45 \)
- Add a zero: \( 450 \)

10. \( 9 \times 90 \):
- Multiply 9 and 9: \( 9 \times 9 = 81 \)
- Add a zero: \( 810 \)

11. \( 2 \times 90 \):
- Multiply 2 and 9: \( 2 \times 9 = 18 \)
- Add a zero: \( 180 \)

12. \( 2 \times 60 \):
- Multiply 2 and 6: \( 2 \times 6 = 12 \)
- Add a zero: \( 120 \)

13. \( 2 \times 50 \):
- Multiply 2 and 5: \( 2 \times 5 = 10 \)
- Add a zero: \( 100 \)

14. \( 8 \times 70 \):
- Multiply 8 and 7: \( 8 \times 7 = 56 \)
- Add a zero: \( 560 \)

15. \( 4 \times 10 \):
- Multiply 4 and 1: \( 4 \times 1 = 4 \)
- Add a zero: \( 40 \)

16. \( 6 \times 60 \):
- Multiply 6 and 6: \( 6 \times 6 = 36 \)
- Add a zero: \( 360 \)

17. \( 7 \times 20 \):
- Multiply 7 and 2: \( 7 \times 2 = 14 \)
- Add a zero: \( 140 \)

18. \( 5 \times 80 \):
- Multiply 5 and 8: \( 5 \times 8 = 40 \)
- Add a zero: \( 400 \)

19. \( 1 \times 70 \):
- Multiply 1 and 7: \( 1 \times 7 = 7 \)
- Add a zero: \( 70 \)

20. \( 5 \times 40 \):
- Multiply 5 and 4: \( 5 \times 4 = 20 \)
- Add a zero: \( 200 \)

21. \( 9 \times 40 \):
- Multiply 9 and 4: \( 9 \times 4 = 36 \)
- Add a zero: \( 360 \)

22. \( 7 \times 10 \):
- Multiply 7 and 1: \( 7 \times 1 = 7 \)
- Add a zero: \( 70 \)

23. \( 3 \times 10 \):
- Multiply 3 and 1: \( 3 \times 1 = 3 \)
- Add a zero: \( 30 \)

24. \( 6 \times 90 \):
- Multiply 6 and 9: \( 6 \times 9 = 54 \)
- Add a zero: \( 540 \)

25. \( 8 \times 20 \):
- Multiply 8 and 2: \( 8 \times 2 = 16 \)
- Add a zero: \( 160 \)

26. \( 4 \times 40 \):
- Multiply 4 and 4: \( 4 \times 4 = 16 \)
- Add a zero: \( 160 \)

27. \( 4 \times 70 \):
- Multiply 4 and 7: \( 4 \times 7 = 28 \)
- Add a zero: \( 280 \)

Final Answer:
1. 200
2. 350
3. 240
4. 80
5. 560
6. 350
7. 50
8. 300
9. 450
10. 810
11. 180
12. 120
13. 100
14. 560
15. 40
16. 360
17. 140
18. 400
19. 70
20. 200
21. 360
22. 70
23. 30
24. 540
25. 160
26. 160
27. 280