🎯 Part 1: Rounding Rules Practice

1. Round 23.67 to the nearest whole number:

23

24

23.7

20

2. Round 5.849 to the nearest tenth:

5.8

5.9

6.0

5.85

3. Round 12.456 to the nearest hundredth:

12.45

12.46

12.5

12.4

4. Which of these decimals would round to 8 when rounded to the nearest whole number? (Check all that apply)

7.6

8.3

7.49

8.5

💰 Part 2: Real-Life Rounding Scenarios

5. Sarah is shopping and wants to estimate her total bill. Round each price to the nearest dollar:

• Milk: $4.89 ≈ $__________

• Bread: $3.15 ≈ $__________

• Apples: $6.73 ≈ $__________

• Estimated total: $__________

6. A carpenter measures a piece of wood as 2.847 metres long. Round this measurement to:

• Nearest metre: __________ m

• Nearest tenth of a metre: __________ m

• Nearest centimetre: __________ m

7. The temperature today is 18.64°C. If the weather report only shows temperatures to the nearest degree, what temperature would be reported?

8. Explain why rounding is useful when budgeting for groceries. Give one specific example.

🧠 Part 3: Problem Solving

9. Jamie has $50.00 to spend on school supplies. She estimates costs by rounding to the nearest dollar. Help her check if she has enough money:

• Calculator: $12.95 (rounds to $____)

• Notebook set: $8.49 (rounds to $____)

• Pens: $15.67 (rounds to $____)

• Ruler: $3.25 (rounds to $____)

• Total estimate: $____

Does Jamie have enough money? ____________

10. A recipe calls for 1.875 litres of water, but your measuring jug only shows tenths of a litre. How much water should you use?

11. Show your thinking: Explain the rounding rule you use when the digit you're looking at is exactly 5.

Rounding Decimals Worksheet

Rounding Decimals Worksheet

🎯 Part 1: Rounding Rules Practice

💰 Part 2: Real-Life Rounding Scenarios

🧠 Part 3: Problem Solving

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