Round each number to the nearest tenth.

What is the best estimate for the answer to 47.82 + 74.31?

nothing

20

To find the best estimate for the answer to 47.82 + 74.31, you need to round each number to the nearest tenth.

To round a number to the nearest tenth, you look at the digit in the hundredth place. If the digit is 5 or greater, you round up by increasing the digit in the tenths place by 1. If the digit is less than 5, you round down by keeping the digit in the tenths place as it is.

Let's round the given numbers to the nearest tenth:

47.82 rounded to the nearest tenth is 47.8
74.31 rounded to the nearest tenth is 74.3

Now, add the rounded values:
47.8 + 74.3 = 122.1

The best estimate for the answer to 47.82 + 74.31 is 122.1.

yes Round each number to the nearest ten.


What is the best estimate for the answer to 217.33 −19.19?