round to the nearest ten dollars, then estimate the answer/

$73.88=---dollars
+29.04----dollars
------------------
Total-----dollars

73.88 rounds to 70

What does 29.04 round to?

would it be 30

Right. So 70 + 30 = ?

To round the given amounts to the nearest ten dollars, you need to consider the digit in the tens place.

For $73.88, the digit in the tens place is 7. Since it is less than 5, you round down to $70.

For $29.04, the digit in the tens place is 2. Since it is less than 5, you round down to $20.

Adding these rounded amounts together:
$70 + $20 = $90

Therefore, the total, rounded to the nearest ten dollars, is $90.