Rounding Numbers Concepts and Techniques

This video tutorial explains how to round numbers to the nearest ten, hundred, thousand, and million. It provides step-by-step examples, demonstrating the process of rounding by identifying the place value and determining whether to round up or down based on the adjacent digit. The tutorial covers various examples, including rounding 136 to the nearest ten, 224 to the nearest ten, 2492 to the nearest hundred, 9090 to the nearest hundred, 9099 to the nearest thousand, and a final example rounding to the nearest million.

What is the first step in rounding a number to the nearest ten?

• Add one to the last digit

• Copy all digits to the left

• Copy all digits to the right

• Change all digits to zero

When rounding 136 to the nearest ten, what happens to the digit 3?

• It becomes 4

• It stays the same

• It becomes 5

• It becomes 2

In rounding 224 to the nearest ten, what happens to the digit 4?

• It becomes 5

• It becomes 6

• It stays the same

• It becomes 0

What is the result of rounding 224 to the nearest ten?

• 220

• 230

• 250

• 240

When rounding 2492 to the nearest hundred, what happens to the digit 4?

• It becomes 3

• It becomes 5

• It becomes 6

• It stays the same

What is the result of rounding 2492 to the nearest hundred?

• 2400

• 2500

• 2700

• 2600

In rounding 90990 to the nearest hundred, what happens to the digit 0?

• It becomes 3

• It becomes 2

• It stays the same

• It becomes 1

What is the result of rounding 90990 to the nearest hundred?

• 90900

• 91200

• 91000

• 91100

When rounding 9099 to the nearest thousand, what happens to the digit 9?

• It becomes 8

• It becomes 11

• It stays the same

• It becomes 10

What is the result of rounding 9099 to the nearest thousand?

• 8000

• 10000

• 9000

• 11000