Rounding Off Whole Numbers Quiz

What is the purpose of rounding off whole numbers?

• To increase precision

• To estimate or approximate numbers

• To change the number completely

• To get an exact value

Which of the following is the least precise rounded value for Mount Everest's altitude?

• 9,000 M

• 8,850 M

• 8,849 M

• 8,800 M

In the ball rolling analogy, what does the middle number on the hill represent?

• The exact number

• The number to be rounded

• The final rounded value

• The midpoint for rounding

What is the first step in rounding off whole numbers?

• Add one to the rounding place

• Change all digits to the right to zeros

• Identify the number place to round

• Copy the digits on the left

If the digit to the right of the rounding place is 7, what should you do?

• Leave the number as is

• Round up the number

• Subtract one from the rounding place

• Round down the number

When rounding 26,37864 to the nearest hundreds, what is the rounded value?

• 26,400

• 26,370

• 26,380

• 26,300

In the practice problem, what is the rounded value of 84213 to the nearest thousands?

• 84,200

• 84,000

• 84,000

• 84,213

If the digit to the right of the rounding place is exactly 5, what should you do?

• Round down the number

• Subtract one from the rounding place

• Round up the number

• Leave the number as is

What is the rounded value of 21,700 to the nearest hundreds?

• 21,000

• 21,700

• 22,000

• 21,800

What is the final step in rounding down a number?

• Subtract one from the rounding place

• Copy the digit in the rounding place

• Change all digits to the right to zeros

• Add one to the rounding place