Answer:
23.79
Explanation:
In the number 23.791, the number place holding the 9 is the hundreth's place. Now look at the thousands place, the number place holding the 1.
If the number in the thousands place is 5-9, round up to 23.8
If the number in the thousands place is 1-4, round down to 23.79
Since 1 is smaller than 5, round doqn to 23.79
I hope this helps!