Multiply by Multiples of 10

Multiply by Multiples of 10

We will multiply single digit numbers by multiples of 10

Multiplying a single digit by multiples of 10

• The first number is the groups or rows

• Instead of counting by ones, the value changes to tens so you count by tens

Multiplying single digits by Multiples of 10

There is a change in place value.

Fill in the Blank

3 x 4 ones =

3 x 4 =

Fill in the Blank

3 x 4 tens =

3 x 40 =

3 x 4 vs. 3 x 40

What changed?

Open Ended

What changed from 3 x 4 to 3 x 40?

Fill in the Blank

2 x 5 ones =

2 x 5 =

Fill in the Blank

2 x 5 tens =

2 x 50 =

Open Ended

What changed from 2 x 5 to 2 x 50?

Fill in the Blank

4 x 4 ones =

4 x 4 =

Fill in the Blank

4 x 4 tens =

4 x 40 =

Fill in the Blank

3 x 5 ones =

3 x 5 =

Fill in the Blank

3 x 5 tens =

3 x 50 =

Open Ended

How does solving 4 x 5 or 4 x 5 ones help you solve 4 x 5 tens or 4 x 50?