Lessons:

15 lessons

Make 10

In this lesson, we will learn how to use the "Make ten strategy" to add ones.

• 1 Quiz
• 23m Video
• Presentation(PPT)
• Worksheet
• Transcript

Adding two digit numbers and ones with regrouping

In this lesson, we will learn how the make ten strategy can help us add two digit numbers with one digit numbers.

• 2 Quizzes
• 15m Video
• Presentation(PPT)
• Worksheet
• Transcript

Adding two digit numbers with regrouping

In this lesson, we will learn how to add two, two digit numbers by partitioning one number and partitioning both numbers.

• 2 Quizzes
• 24m Video
• Presentation(PPT)
• Worksheet
• Transcript

Adding two digit numbers involving regrouping

In this lesson, we will learn how to add 2 digit numbers by partitioning one or both numbers.

• 2 Quizzes
• 15m Video
• Presentation(PPT)
• Worksheet
• Transcript

Using the Make 10 strategy to subtract ones

In this lesson, we will learn how to use the "Make 10" Strategy to help us subtract ones from 2 digit numbers.

• 2 Quizzes
• 17m Video
• Presentation(PPT)
• Worksheet
• Transcript

Subtracting a 2 digit number and ones with regrouping

In this lesson, we will learn how to subtract two digit numbers and ones with regrouping by using a part whole model to help us.

• 2 Quizzes
• 14m Video
• Presentation(PPT)
• Worksheet
• Transcript

Subtracting 2 digit numbers involving regrouping

In this lesson, we will learn how to subtract two digit numbers by using dienes cubes to represent our mental calculations.

• 2 Quizzes
• 15m Video
• Presentation(PPT)
• Worksheet
• Transcript

Subtracting 2 digit numbers with regrouping

In this lesson, we will learn how to subtract 2 digit numbers using number lines to represent our mental calculations.

• 2 Quizzes
• 14m Video
• Presentation(PPT)
• Worksheet
• Transcript

Word problems: Whole-part models

In this lesson, we will learn how to use whole-part models to help us solve addition and subtraction word problems.

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

Word Problems: Bar models

In this lesson, we will learn how to solve addition and subtraction word problems with the help of bar models.

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

In this lesson, we will learn how to use the "Round and Adjust" strategy to help us solve addition equations.

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

In this lesson, we will learn how to use the "Round and Adjust" strategy to help us solve subtraction equations.

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

Near doubles

In this lesson, we will learn how to add near doubles.

• 2 Quizzes
• 15m Video
• Presentation(PPT)
• Worksheet
• Transcript

Mixed Strategies for Addition and Subtraction

In this lesson, we will solve addition and subtraction equations using a variety of strategies.

• 2 Quizzes
• 6m Video
• Presentation(PPT)
• Worksheet
• Transcript