5.02 Multiply by 2

Lesson

Are you ready?

Can you write repeated addition as a multiplication number sentence? Try this question.

Write this addition as a multiplication.

$2+2+2$2+2+2

Let's look at how to double or multiply numbers by $2$2.

$2\times6$2×6

Remember!

Multiplying by two is the same as doubling and can be thought of as the total of two equally sized groups.

Multiply two whole numbers from 0 to 12 and divide using related facts with procedural reliability.