Mixed Numbers and Improper Fractions on the Number Line

The video tutorial explains how fractions represent parts of a whole and how to use a number line to visualize them. It introduces mixed numbers, which combine whole numbers and fractions, and demonstrates how to convert them into improper fractions. The tutorial also covers counting parts on a number line to understand improper fractions better.

Explain how to convert the mixed number 2 and 1/4 into an improper fraction.

What is the significance of the numerator and denominator in an improper fraction?