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Front-End Rounding Quiz

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Questions and Answers

When rounding whole numbers using front-end rounding, what should be done if the number to the right of the place value being rounded is 5 or more?

Round to the nearest ten

Round down by keeping the place value being rounded as the same digit, and changing all the other digits to zero

Round up by bumping the place value being rounded up one digit, and changing all the other digits to zero (correct)

Round to the nearest thousand

Why is 5 considered the midpoint when rounding?

Because 5 is always rounded down

Because it is a common convention

Because 5 is the easiest number to work with

Because 5 is half of 10 (correct)

In front-end rounding, if the number to the right of the place value being rounded is less than 5, what should be done?

Round down by keeping the place value being rounded as the same digit, and changing all the other digits to zero (correct)

Round up by bumping the place value being rounded up one digit, and changing all the other digits to zero

Round to the nearest ten

Round to the nearest thousand

What is the general idea behind rounding?

To find a number that is close to the given number's actual value, but is easier to work with Signup and view all the answers

When rounding 372 to the nearest hundred, what is the rounded answer?

400 Signup and view all the answers

What is front-end estimation?

Rounding numbers involved in a calculation to make estimation possible Signup and view all the answers

When rounding decimals using front-end rounding, what happens if the digit to the right of the place value being rounded is 5 or more?

The place value being rounded is rounded up Signup and view all the answers

What is the result of front-end rounding 0.796 to the nearest tenth?

0.8 Signup and view all the answers

In front-end estimation, what is done after rounding the numbers involved in a calculation?

The rounded values are added together Signup and view all the answers

Why is front-end estimation useful?

It makes estimation possible and quicker Signup and view all the answers