This video tutorial teaches how to round decimals to the nearest whole number using a number line. It explains the concept of a number line and demonstrates rounding with examples, such as 7 7/10 and 5 1/10. The tutorial emphasizes understanding the position of decimals relative to whole numbers and provides a clear method for determining which whole number a decimal is closest to. By the end, viewers will be able to round decimals effectively using a number line.

What is the purpose of using a number line when rounding decimals?

Explain how to round the decimal 7.7 to the nearest whole number.

What happens if the decimal is exactly halfway between two whole numbers?

How do you determine which whole numbers a decimal is between?

Describe the process of rounding the decimal 5.1 to the nearest whole number.