Align and add decimal numbers: Align the decimal points and add the numbers.\begin{align*} &0.235 \ +&8.34 \ \hline \end{align*}
Perform the addition: Perform the addition.Since there is no digit in the hundredths place of 8.34, we can consider it as 8.340. Now, add the numbers column by column starting from the rightmost digit.\begin{align*}&0.235 (\newline\)+&8.340 (\newline\)\hline&8.575\end{align*}
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