Ahmad wants to buy 2 pens at $1.35 each and a notebook for $4.20. He has $6.50. How much more money does Ahmad need?
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Worked Solution
Step 1: Find the cost of 2 pens: 2 × $1.35 = $2.70
Step 2: Find total cost: $2.70 + $4.20 = $6.90
Step 3: Find how much more Ahmad needs: $6.90 - $6.50 = $0.40
Answer: $0.40
Correct answer: $0.40
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