Question

Luis and his family flew 51,487 miles last summer while on vacation rounded to the nearest thousand how many miles did they fly?

Answer 1

 Luis and his family flew 51 487 miles. This needs to be rounded to the nearest thousands to know how many miles did Luis and his family flew?
=> 51 487 = where 5 ten thousands, 1 thousands, 4 hundreds, 8 tens and 7 ones.
=> 51 487 = 50 000 + 1 000 + 400 + 80 + 7
=> Round to the nearest thousands. The thousands value is 1, and the number next to thousands is 4, which is below 5. SO we need to round down.
=> 51 000 miles.

Answer 2

They fly 51000 miles.

What is rounding off?

Rounding Numbers means adjusting the digits of a number in such a way that it gives an approximate value. This value is an easier representation of the given number. For example, the population of a town could be easily expressed as 700,000 rather than 698,869.

Round-Up and Round-Down

While rounding is a generic term, we usually use the terms, 'round up' or 'round down' to specify if the number has increased or decreased after rounding. When the rounded number is increased, then the given number is said to be rounded up, whereas, if the rounded number is decreased, then it is said to be rounded down.

Given:

Luis and his family flew 51 487 miles.

51 487 places are

5 ten thousands, 1 thousands, 4 hundreds, 8 tens and 7 ones.

So,  Round to the nearest thousands 51 000 miles as the number at thousand place is 1 and next number is4 less than 5.

Learn more about rounding off here:

https://brainly.com/question/13391706

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