Rounding Decimal Numbers Using a Number Line

The video tutorial explains how to round decimal numbers using a number line. It covers rounding to the nearest whole number, tenth, and hundredth by examining the tenths, hundredths, and thousandths places. The tutorial uses examples like 6.7, 4.66, and 9.244 to demonstrate the rounding process, emphasizing the importance of understanding which number a decimal is closer to on a number line.

Explain how to round the number 9 and 244 thousandths to the nearest hundredth.

What should you do if you cannot determine whether to round up or down?