change to give: $0.93
given: $0.00
received: $7.00
total: $6.07

Question

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Decimal Subtraction", "Making Change" ], "current_concepts": [ "Decimal Subtraction", "Making Change" ] } ## Calculate the difference between received cash and total cost $$ \text{Change} = \$7.00 - \$6.07 $$ ## Perform the subtraction $$ 7.00 - 6.07 = 0.93 $$ ## Determine the optimal combination of coins for the change $$ \begin{aligned} &3 \times \$0.25 = \$0.75 \ &1 \times \$0.10 = \$0.10 \ &1 \times \$0.05 = \$0.05 \ &3 \times \$0.01 = \$0.03 \ &\text{Total} = 0.75 + 0.10 + 0.05 + 0.03 = 0.93 \end{aligned} $$ $3 \times 25\phi$, $1 \times 10\phi$, $1 \times 5\phi$, and $3 \times 1\phi$ { "subject": "Mathematics", "question_type": "Free Response", "knowledge_point": [ "Mathematics", "Arithmetic", "Decimal Subtraction" ] }

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Question

Explanation:

Calculate the difference between received cash and total cost

Perform the subtraction

Determine the optimal combination of coins for the change

Answer: