Rounding to the Nearest Ten and Hundreds

Front

What does it mean to round a number to the nearest ten?

Back

Rounding a number to the nearest ten means adjusting the number to the closest multiple of ten. If the last digit is 5 or more, round up; if it's 4 or less, round down.

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Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it's 5 or more, round up to the next hundred; if it's 4 or less, round down to the previous hundred.

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Front

What is the nearest ten to the number 43?

Back

The nearest ten to 43 is 40.

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What is the nearest hundred to the number 456?

Back

The nearest hundred to 456 is 500.

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Front

If a number ends in 5, how do you round it to the nearest ten?

Back

If a number ends in 5, you round it up to the next ten.

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CCSS.3.NBT.A.1

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Front

What is 99 rounded to the nearest ten?

Back

99 rounded to the nearest ten is 100.

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Front

What is the result of rounding 421 to the nearest hundred?

Back

421 rounded to the nearest hundred is 400.

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Front

When rounding 400 + 60 + 2 to the nearest hundred, what is the result?

Back

400 + 60 + 2 rounded to the nearest hundred is 500.

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CCSS.3.NBT.A.1

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Front

What is the rule for rounding numbers?

Back

The rule for rounding numbers is: if the digit to the right of the rounding place is 5 or greater, round up; if it's less than 5, round down.

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CCSS.3.NBT.A.1

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Front

Why is rounding important in everyday life?

Back

Rounding is important because it simplifies numbers, making them easier to work with in calculations and estimations.

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