Lecture Summary [Copy]

Transcript

00:01

Introduction to Fractions

00:02

Ms Kruger

00:02

Grade 3

00:09

What is a fraction?

00:19

A fraction is a number that expresses the part of a whole.

00:27

3 parts are shaded in.

00:28

The whole consists of 4 parts.

00:33

So what is the fraction?

00:48

Thandi wants to buy a pizza with 8 slices!

00:51

But her brother wants to eat 4 slices.

01:01

Let us workout the fraction!

01:04

Step 1: Count how many equal parts there are, the number goes below the bar! We call this the Denominator.

01:08

1

01:09

2

01:10

3

01:11

4

01:11

5

01:12

6

01:12

7

01:13

8

01:16

There are 8 equal parts.

01:18

Step 2: Count the ones you need, then stop. Write that number up on top. We call this the Numerator.

01:23

1

01:24

2

01:25

3

01:26

4

01:28

The numerator is 4!

01:31

So, the fraction is...

01:41

But,we can simplify this fraction...