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# Unit Overview: Addition and subtraction word problems

## Lessons:

10 lessons

### Representing information as a bar model (Part 1)

In this lesson, we will read word problems and represent them as bar models.

• 1 Quiz
• 8m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Representing information as a bar model (Part 2)

In this lesson, we will read word problems and represent them as bar models.

• 2 Quizzes
• 7m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Creating and labelling bar models

In this lesson, we will reading word problems and draw them as bar models.

• 2 Quizzes
• 9m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Creating a bar model

In this lesson, we will draw bar models to represent word problems.

• 2 Quizzes
• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Representing two step word problems using bar models (Part 1)

In this lesson, we will answer 2 step word problems using bar models to help us.

• 2 Quizzes
• 12m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Representing two step word problems using bar models (Part 2)

In this lesson, we will answer 2 step word problems using bar models to help us.

• 2 Quizzes
• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Representing comparative word problems using bar models (Part 1)

In this lesson, we will draw comparative bar models to solve word problems.

• 2 Quizzes
• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Representing comparative word problems using bar models (Part 2)

In this lesson, we will draw comparative bar models to solve word problems.

• 2 Quizzes
• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Identifying suitable bar models to represent problems

In this lesson, we will read word problems and decide which word bar model will help we solve it.

• 2 Quizzes
• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Applying knowledge of bar models to answer word problems

In this lesson, we will look at applying our knowledge of bar models to a range of word problems.

• 2 Quizzes
• 10m Video
• Presentation(PPT)
• Transcript