Rounding Off Whole Numbers

In 372 904, which digit is in the ten thousands place?

• 3

• 7

• 2

• 9

What is the value of 1 in 152 986 ?

• 100

• 1 000

• 10 000

• 100 000

To name the place value of the digits in a number, where do we start?

• Rightmost digit

• Leftmost digit

What is the place value of 8 in 850 622?

• Hundreds

• Thousands

• Ten thousands

• Hundred thousands

Round off 678 319 to nearest thousand.

• 670 000

• 677 000

• 678 000

• 680 000

When do we round up?

• We round up when the digit at the right side of the digit to be rounded is 0, 1, 2, 3, or 4.

• We round up when the digit at the right side of the digit to be rounded is 5, 6, 7, 8, or 9.

Round off 95 172 to the nearest ten thousand.

• 10 000

• 95 000

• 96 000

• 100 000

What happens to the digit to be rounded when we round down?

• The digit to be rounded will stay or remain the same.

• Add one to the digit to be rounded.

Round off 409 731 to the nearest thousand.

• 409 000

• 409 800

• 410 000

• 490 000

To round off numbers, look at the digit at the right side of the digit to be rounded, if it is 0-4, round down and if it is 5-9, round up. Then, the remaining digit/s at the right side will be replaced with _____________.