🔢 Part 1: Decimal Subtraction with Whole Numbers

Remember: Line up the decimal points and subtract from right to left!

1. 8.45 - 3.21 =

2. 15.67 - 9.34 =

3. 24.83 - 16.59 =

4. 37.92 - 18.47 =

💰 Part 2: Decimal Subtraction Without Whole Numbers

Tip: These decimals are less than 1. Remember to borrow when needed!

5. 0.89 - 0.34 =

6. 0.75 - 0.48 =

7. 0.96 - 0.67 =

8. 0.83 - 0.29 =

🏃 Part 3: Mixed Practice - Borrowing Required

Challenge: These problems require borrowing across decimal places!

9. 12.34 - 7.68 =

10. 20.15 - 13.47 =

11. 0.82 - 0.56 =

12. 45.23 - 28.95 =

📏 Part 4: Real-World Problems

Apply your skills: Solve these word problems using the decimal subtraction algorithm.

13. Sarah had $25.75. She bought a book for $12.48. How much money does she have left?

14. A piece of rope was 8.65 metres long. Tom cut off 3.27 metres. How much rope is left?

15. The temperature was 18.94°C in the morning. It dropped by 6.78°C by evening. What was the evening temperature?

16. A bag of flour weighed 2.85 kilograms. After baking, 1.67 kilograms remained. How much flour was used?

✅ Part 5: Check Your Understanding

17. When subtracting decimals, what is the most important step to remember?

Start from the left

Line up the decimal points

Ignore the decimal points

Add zeros to the end

18. Which of these show correct decimal subtraction setup? (Check all that apply)

5.67 lined up under 12.34

0.45 lined up under 0.89

3.2 lined up under 8.75

15.6 lined up under 9.23

19. Explain in your own words how to subtract decimals using the algorithm:

Decimal Subtraction Algorithm Practice

Decimal Subtraction Algorithm Practice

🔢 Part 1: Decimal Subtraction with Whole Numbers

💰 Part 2: Decimal Subtraction Without Whole Numbers

🏃 Part 3: Mixed Practice - Borrowing Required

📏 Part 4: Real-World Problems

✅ Part 5: Check Your Understanding

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