Understanding Number Lines and Fractions

The video tutorial covers lesson 12, focusing on fractions and number lines. It begins with an introduction to workbook pages and a scenario involving a one-mile hiking path with scenic lookouts. The tutorial explains how to represent fractions on a number line, using examples like Greta's school and soccer field. It also discusses understanding halves through various scenarios and compares different number lines. The video concludes with a detailed explanation of dividing number lines into equal parts.

What is the first step in dividing a number line into fractions?

• Label zero and one

• Label the fractions

• Draw the number line

• Draw tick marks

How far is the first scenic lookout from the park entrance?

• One mile

• Half a mile

• One-third of a mile

• Two-thirds of a mile

If a number line is divided into thirds, how many lines should be drawn?

• One

• Two

• Three

• Four

What fraction represents the whole number one when divided into fourths?

• 4/4

• 3/4

• 2/4

• 1/4

If a running route is 10 miles, how many miles is halfway?

• 10 miles

• 7 miles

• 5 miles

• 2 miles

Why is Jenna's 1/4 shorter than Benito's on their number lines?

• Jenna made a mistake

• Benito's line is longer

• Benito's whole is smaller

• Jenna's whole is smaller

What is the unit fraction when a number line is divided into sixths?

• 1/8

• 1/6

• 1/3

• 1/2

How many lines are needed to divide a number line into eighths?

• Six

• Nine

• Seven

• Eight

What fraction is represented by two halves?

• 1/2

• 1

• 2/2

• 3/2

How many parts are there in a number line divided into eighths?

• Eight

• Six

• Four

• Ten