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Decimal Operations Practice

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Decimal Operations Practice worksheet preview

Decimal Operations Practice

Calculator and decimal numbers illustration

📊 Part 1: Decimal Place Value & Comparison

1. What is the value of the digit 7 in the decimal 45.078?

7 tenths

7 hundredths

7 thousandths

7 ones

2. Order these decimals from smallest to largest: 3.45, 3.054, 3.5, 3.405
3. Which of these decimals are equivalent to three and two tenths? (Tick all correct answers)

3.2

3.20

3.200

3.02

4. Write 0.006 as a fraction in its simplest form.

Answer: _____________

🧮 Part 2: Decimal Operations

5. Calculate 12.45 + 8.7 + 3.125. Show your working.
6. A shirt costs $34.95 and is reduced by $8.50 in a sale. What is the sale price?

Estimate: $ _______

Exact answer: $ _______

7. Calculate 5.6 × 4.2. Round your answer to one decimal place.
8. Sarah runs three laps. Her times are 2.45 minutes, 2.38 minutes, and 2.52 minutes. What is her total time?

Answer: _______ minutes

🎯 Part 3: Problem Solving

9. A recipe calls for 2.5 kg of flour. Jamie has already used 0.75 kg and 1.25 kg in two batches. How much more flour does he need?
10. Three friends share a pizza bill of $42.60 equally. How much does each person pay?

Working:

Answer: $ _______

11. Explain in your own words why 0.5 and 0.50 represent the same value.

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