Making Change: Buying a banana

easyGrade 2-4making change

The Problem

Mike buys a banana that costs $33. Mike pays with $50. How much change does Mike receive?

Answer:

$17

Key Information

  • Cost: $33
  • Amount paid: $50

Formula

Change = Amount Paid - Cost

Step-by-Step Solution

1

Identify cost and payment

Cost = $33, Amount paid = $50
2

Set up equation

Change = Amount paid - Cost
3

Substitute values

Change = $50 - $33
4

Calculate

50 - 33 = 17
5

Final answer

Mike receives $17 in change

Common Mistakes to Avoid

  • Subtracting in wrong order
  • Adding instead of subtracting

Helpful Tips

  • Subtract cost from amount paid
  • Change should be less than what you paid

Real-World Application

Calculating change ensures you receive correct money back when shopping.

Related Topics:

moneysubtractionchangeword problems

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