Key Stage 1, Maths, Addition and subtraction of 2-digit numbers (regrouping and adjusting)
Lesson 1
Make 10
Lesson 2
Adding two digit numbers and ones with regrouping
Lesson 3
Adding two digit numbers with regrouping
Lesson 4
Adding two digit numbers involving regrouping
Lesson 5
Using the Make 10 strategy to subtract ones
Lesson 6
Subtracting a 2 digit number and ones with regrouping
Lesson 7
Subtracting 2 digit numbers involving regrouping
Lesson 8
Subtracting 2 digit numbers with regrouping
Lesson 9
Word problems: Whole-part models
Lesson 10
Word Problems: Bar models
Lesson 11
Round and Adjust with Addition
Lesson 12
Round and Adjust with Subtraction
Lesson 13
Near doubles
Lesson 14
Mixed Strategies for Addition and Subtraction
Lesson 15