\begin{array}{|l|l|l|l|}
\hline 1+14= & 16-5= & 19-5= & 15-13= \\
\hline 20-14= & 3+9= & 7+5= & 7+2= \\
\hline
\end{array}

Question

Accepted Answer

{ "quality": "clear", "question_count": 8, "skills_matched": [ "step_cot", "table_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Basic Addition", "Basic Subtraction" ], "current_concepts": [ "Basic Addition", "Basic Subtraction" ] } ## Calculate the first row of equations $$ \begin{aligned} 1 + 14 &= 15 \ 16 - 5 &= 11 \ 19 - 5 &= 14 \ 15 - 13 &= 2 \end{aligned} $$ ## Calculate the second row of equations $$ \begin{aligned} 20 - 14 &= 6 \ 3 + 9 &= 12 \ 7 + 5 &= 12 \ 7 + 2 &= 9 \end{aligned} $$ | $1 + 14 = 15$ | $16 - 5 = 11$ | $19 - 5 = 14$ | $15 - 13 = 2$ | |---|---|---|---| | $20 - 14 = 6$ | $3 + 9 = 12$ | $7 + 5 = 12$ | $7 + 2 = 9$ | { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Algebra", "Basic Arithmetic Operations" ] }

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Question

Explanation:

Calculate the first row of equations

Calculate the second row of equations

Answer: