Solving 2-digit multiplication calculations using the distributive law

In this lesson, we will explore the distributive law in multiplication. We will solve 2-digit multiplication problems using the partitioning method and the compensating method.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which equation does not have the answer of 20?

1/4

Q2.Select the correct calculation for distributive law for the array.

2/4

Q3.Select the calculations that do not represent the array.

3/4

Q4.Which calculation does the array not represent?

4/4

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which equation does not have the answer of 20?

1/4

Q2.Select the correct calculation for distributive law for the array.

2/4

Q3.Select the calculations that do not represent the array.

3/4

Q4.Which calculation does the array not represent?

4/4

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

End of lesson quiz

Solving multiplication calculations using the distributive law

Q1.27 + ___ = 9 x 5

1/4

Q2.Which area model shows the compensation method?

2/4

Q3.Which area model matches the bar model?

3/4

Q4.Which calculations correctly find the value of the array?

4/4

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

End of lesson quiz

Solving multiplication calculations using the distributive law

Q1.27 + ___ = 9 x 5

1/4

Q2.Which area model shows the compensation method?

2/4

Q3.Which area model matches the bar model?

3/4

Q4.Which calculations correctly find the value of the array?

4/4

Lesson summary: Solving 2-digit multiplication calculations using the distributive law

Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Dance