Understanding Decimals and Fractions

This video tutorial covers Lesson Four, focusing on modeling decimals and fractions. It explains how to convert decimals to fractions using place value, number lines, and models. The lesson includes practice problems and real-world applications, concluding with homework instructions.

What is the main focus of Lesson 4?

• Understanding whole numbers

• Exploring geometric shapes

• Understanding decimals and fractions as parts of a whole

• Learning multiplication tables

How can 0.4 be expressed as a fraction?

• 4/10

• 4/1

• 4/100

• 40/10

Where does 0.45 fall on a number line between 0.40 and 0.50?

• Closer to 0.50

• At the end of the line

• Exactly in the middle

• Closer to 0.40

How many tenths are equivalent to 71 hundredths?

• 0.71 tenths

• 71 tenths

• 7 tenths

• 0.7 tenths

What operation is used to convert 9/10 to 90/100?

• Addition

• Subtraction

• Division

• Multiplication

What is the fraction form of 0.78?

• 0.78/1

• 7.8/10

• 78/100

• 78/10

If a decimal has a 2 in the tenths place, what is its fraction form?

• 2/100

• 20/10

• 2/10

• 0.2/1

How many hundredths are in 39/100?

• 0.39

• 390

• 3.9

• 39

If 3 out of 10 cars are red, what fraction of cars are not red?

• 3/10

• 7/10

• 10/3

• 7/3

What fraction of students are nine years old if 57 out of 100 are?

• 57/100

• 57/10

• 0.57

• 5.7/10