If the following numbers are written in ascending order then what will be the middle digit of the middle term?

815, 686, 795, 835, 765, 822, 719

9

Arranging the numbers in ascending order:
686, 719, 765, 795, 815, 822, 835

Finding the middle term:
As there are seven numbers in total, the middle term will be the fourth number when arranged in ascending order.

The fourth number is 795.

Finding the middle digit of 795,

So, 9 is the middle digit.