Answer
Let’s convert by Using Ionic Greek Numeral Table,
\[\begin{align}
& \varphi o\theta =700+70+9 \\
& =779
\end{align}\]
Which is the required Hindu-Arabic Numeral.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.