begin{array}{r}3 +1 hlineend{array}

Question

begin{array}{r}3  +1  hlineend{array}

Accepted Answer

Step:1 ：This is a simple addition problem. We need to add 3 and 1.Step:2 ：result = 4Step:3 ：I now know the final answer.Step:4 ：Final Answer: (boxed{4})

Answer

Step: 1 ：This is a simple addition problem. We need to add 3 and 1.Step: 2 ：result = 4Step: 3 ：I now know the final answer.Step: 4 ：Final Answer: (boxed{4})

$\begin{array}{r}3 \\ +1 \\ \hline\end{array}$

Answer

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