Multiply Decimal Numbers: Vertical Multiplication - Math ... - Free Printable

Let's solve each of the decimal multiplication problems step by step.

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1. 6.03 × 0.2

Step 1: Ignore decimals and multiply as whole numbers:
603 × 2 = 1206

Step 2: Count total decimal places:
- 6.03 has 2 decimal places
- 0.2 has 1 decimal place
→ Total = 3 decimal places

Step 3: Place the decimal point in the product:
1206 → move 3 places left → 1.206

✔ Answer: 1.206

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2. 0.17 × 0.05

Step 1: Multiply as whole numbers:
17 × 5 = 85

Step 2: Count decimal places:
- 0.17 → 2 decimal places
- 0.05 → 2 decimal places
→ Total = 4 decimal places

Step 3: Place decimal:
85 → add 4 decimal places → 0.0085

✔ Answer: 0.0085

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3. 4.03 × 0.02

Step 1: Multiply:
403 × 2 = 806

Step 2: Decimal places:
- 4.03 → 2 places
- 0.02 → 2 places
→ Total = 4 decimal places

Step 3: Place decimal:
806 → 0.0806

✔ Answer: 0.0806

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4. 13.5 × 0.07

Step 1: Multiply:
135 × 7 = 945

Step 2: Decimal places:
- 13.5 → 1 place
- 0.07 → 2 places
→ Total = 3 decimal places

Step 3: Place decimal:
945 → 0.945

✔ Answer: 0.945

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5. 0.97 × 0.57

Step 1: Multiply:
97 × 57 = ?

Break it down:
- 97 × 50 = 4850
- 97 × 7 = 679
- Total = 4850 + 679 = 5529

Step 2: Decimal places:
- 0.97 → 2 places
- 0.57 → 2 places
→ Total = 4 decimal places

Step 3: Place decimal:
5529 → 0.5529

✔ Answer: 0.5529

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6. 0.39 × 0.29

Step 1: Multiply:
39 × 29 = ?

Break it down:
- 39 × 20 = 780
- 39 × 9 = 351
- Total = 780 + 351 = 1131

Step 2: Decimal places:
- 0.39 → 2 places
- 0.29 → 2 places
→ Total = 4 decimal places

Step 3: Place decimal:
1131 → 0.1131

✔ Answer: 0.1131

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✔ Final Answers:

1. 6.03 × 0.2 = 1.206
2. 0.17 × 0.05 = 0.0085
3. 4.03 × 0.02 = 0.0806
4. 13.5 × 0.07 = 0.945
5. 0.97 × 0.57 = 0.5529
6. 0.39 × 0.29 = 0.1131

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Let me know if you'd like a visual explanation or practice steps!