Education Technology

# Fractions / What is a Fraction?

Activity 1 of 15
This lesson helps students understand and visualize a fraction as a number that can be represented as a point on a number line.

## Planning and Resources

Objectives
Students should understand that a fraction can be represented as a point on a number line. They use a number line to interpret the following:
1. (a/b) is a copies of (1/b)
2. (a*n/n) is a fraction
3. (0/n) is equal to 0

Vocabulary
fraction
numerator
denominator
unit fraction

Standard:

## Lesson Snapshot

#### Understanding

Fractions use two symbols to describe this new kind of number: the fraction (a/b) on a number line is a lengths of (1/b), where b indicates the number of equal partitions between 0 and 1.

### What to look for

Students will learn that the denominator indicates the number of equal parts in each whole unit and the numerator indicates the number of those parts.

### Sample Assessment

Which fraction has a value closest to (1/2) ?
a. (5/8)
b. (1/6)
c. (2/2)
d. (1/5)