Know Your Multiplication: Multiply by 2

This activity is about multiplying by 2.

Example

There are 8 birds here.

Each bird has 2 legs.

We want to work out how many legs there are in total.

What is 8 lots of 2?

Answer

In total, there are 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2  = 16 legs

What is 8 times 2?

8 x 2 = 16

2 x 8 = 16

Let's look at another example.

There are 6 cats above and each of them has 2 eyes.

How many eyes are there altogether?

What is 6 lots of 2?

Answer

In total, there are 2 + 2 + 2 + 2  + 2 + 2 = 12 eyes.

There are 12 eyes.

6 x 2 = 12

2 x 6 = 12

How do you feel about tackling some questions now?