Total Cost: Buying 9 apples

easyGrade 2-4total cost

The Problem

John buys 9 apples. Each apple costs $10. How much does John spend in total?

Answer:

$90

Key Information

  • Price per apple: $10
  • Number of apples: 9

Formula

Total Cost = Price × Quantity

Step-by-Step Solution

1

Identify the price and quantity

Price per apple = $10, Quantity = 9
2

Set up equation

Total cost = Price × Quantity
3

Substitute values

Total cost = $10 × 9
4

Calculate

10 × 9 = 90
5

Final answer

John spends $90

Common Mistakes to Avoid

  • Adding instead of multiplying
  • Using wrong numbers

Helpful Tips

  • Multiply price by quantity to get total
  • Double-check which number is the price and which is quantity

Real-World Application

Calculating total cost is essential for budgeting and shopping.

Related Topics:

moneyshoppingmultiplicationword problems

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