Year 1

# Addition and subtraction within 20 (comparison)

## Lessons (10)

• In this lesson, we will use the vocabulary 'more' and 'fewer' to describe sets of objects or numbers
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will compare two sets of objects and find out the difference between them.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will compare two sets of objects and find out the difference between them using a number line.
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will compare number use mathematical language
1 Slide deck
1 Worksheet
2 Quizzes
1 Video
• In this lesson, we will use the 'make ten' strategy to find the differences between numbers
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will continue using the 'make ten' strategy to find the differences between numbers
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will write equations to show the difference between numbers and objects
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will write equations to show the difference between numbers and objects
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will use the strategies learnt throughout this unit to solve problems.
1 Slide deck
1 Worksheet
1 Quiz
1 Video
• In this lesson, we will use the strategies learnt throughout this unit to solve problems.
1 Slide deck
1 Worksheet
1 Quiz
1 Video