💰 Part 1: Column Addition Practice

Instructions: Use the column addition method to find the total cost. Remember to line up the decimal points!

1. Calculate the total cost of these items:

Sandwich: $4.50

Drink: $2.75

Apple: $1.25

Total: $ _______

2. Find the total for this shopping list:

Book: $12.95

Pen: $3.40

Ruler: $2.85

Total: $ _______

3. Add these amounts using column addition:

$15.60 + $8.45 + $3.90 = $ _______

4. Calculate the total cost:

Pizza: $18.50

Chips: $4.75

Ice cream: $6.25

Soft drink: $3.80

Total: $ _______

🧮 Part 2: Estimate and Calculate

Instructions: First estimate by rounding to the nearest dollar, then calculate the exact answer.

5. Shopping at the stationery shop:

Notebook: $7.85

Pencils: $4.60

Eraser: $1.95

My estimate: $ _______ (rounded amounts)

Exact total: $ _______

6. Buying lunch items:

Pie: $5.40

Juice: $3.25

Muffin: $2.95

My estimate: $ _______ (rounded amounts)

Exact total: $ _______

7. Sports equipment purchase:

Tennis ball: $8.75

Water bottle: $12.40

Sweat band: $6.85

My estimate: $ _______ (rounded amounts)

Exact total: $ _______

🛒 Part 3: Real-Life Problem Solving

8. Sarah is buying supplies for her art project. She needs paint ($9.65), brushes ($7.40), and canvas ($11.95). How much will she spend in total? Show your working using column addition.

9. At the school canteen, Tom buys a meat pie ($4.80), a bottle of water ($2.50), and a cookie ($1.70). He pays with a $10 note. How much change should he receive?

Total cost: $ _______

Amount paid: $10.00

Change: $ _______

10. Explain in your own words why it's important to line up decimal points when adding money amounts: