Two digit additions 1/3

1. $\begin{array}{r}
&64\\
+\!\!\!\!\!\,&5\\
\hline
\end{array}$


2. $\begin{array}{r}
&68\\
+\!\!\!\!\!\,&7\\
\hline
\end{array}$


3. $\begin{array}{r}
&75\\
+\!\!\!\!\!\,&8\\
\hline
\end{array}$


4. $\begin{array}{r}
&78\\
+\!\!\!\!\!\,&7\\
\hline
\end{array}$


5. $\begin{array}{r}
&83\\
+\!\!\!\!\!\,&9\\
\hline
\end{array}$


6. $\begin{array}{r}
&77\\
+\!\!\!\!\!\,&5\\
\hline
\end{array}$


7. $\begin{array}{r}
&91\\
+\!\!\!\!\!\,&8\\
\hline
\end{array}$


8. $\begin{array}{r}
&92\\
+\!\!\!\!\!\,&2\\
\hline
\end{array}$


9. $\begin{array}{r}
&86\\
+\!\!\!\!\!\,&6\\
\hline
\end{array}$


10. $\begin{array}{r}
&89\\
+\!\!\!\!\!\,&8\\
\hline
\end{array}$