Let's solve the worksheet step by step. The task is to
multiply decimals by 10, 100, and 1000.
🔍 Key Concept:
When you multiply a decimal number by:
-
10, move the decimal point
1 place to the right.
-
100, move the decimal point
2 places to the right.
-
1000, move the decimal point
3 places to the right.
We’ll apply this rule to each problem.
---
✔ Multiply these numbers by 10:
1.
0.6 × 10 = 6.0 →
6
2.
0.63 × 10 = 6.3
3.
0.645 × 10 = 6.45
4.
0.5 × 10 = 5.0 →
5
5.
0.56 × 10 = 5.6
6.
0.589 × 10 = 5.89
7.
3.7 × 10 = 37
8.
6.68 × 10 = 66.8
9.
7.20 × 10 = 72.0 →
72
---
✔ Multiply these numbers by 100:
10.
0.5 × 100 = 50
11.
0.54 × 100 = 54
12.
0.543 × 100 = 54.3
13.
0.9 × 100 = 90
14.
0.98 × 100 = 98
15.
0.987 × 100 = 98.7
16.
4.6 × 100 = 460
17.
4.66 × 100 = 466
18.
4.662 × 100 = 466.2
---
✔ Multiply these numbers by 1000:
19.
0.1 × 1000 = 100
20.
0.14 × 1000 = 140
21.
0.147 × 1000 = 147
22.
0.5 × 1000 = 500
23.
0.54 × 1000 = 540
24.
0.543 × 1000 = 543
25.
3.7 × 1000 = 3700
26.
6.80 × 1000 = 6800
27.
8.765 × 1000 = 8765
---
📝 Final Answers:
#### Multiply by 10:
1. 6
2. 6.3
3. 6.45
4. 5
5. 5.6
6. 5.89
7. 37
8. 66.8
9. 72
#### Multiply by 100:
10. 50
11. 54
12. 54.3
13. 90
14. 98
15. 98.7
16. 460
17. 466
18. 466.2
#### Multiply by 1000:
19. 100
20. 140
21. 147
22. 500
23. 540
24. 543
25. 3700
26. 6800
27. 8765
---
✔ Tip: Always count how many places you need to move the decimal point. For example:
- Multiplying by 100 → move 2 places right.
- If there are not enough digits, add zeros (e.g., 0.5 × 100 = 50).
Let me know if you'd like a printable version or explanation for any specific question! 😊
Parent Tip: Review the logic above to help your child master the concept of dividing decimals by 10 100 and 1000 worksheet.
