Module 9: Building Numbers 20 to 99
Building Numbers 20 to 99
Lesson 2: Building 10,20,30 to 90
Lesson 3: Building 20 to 29
Lesson 4: Building up to 99.
Lesson 5 : Once the child understands how to build the numbers, use this presentation to help the child understand the decimal system.
Your Lessons
Building Numbers 20 to 99
Lesson 1: The Montessori Materials for this Lesson
Lesson 2: Building 10, 20, 30, to 90
Lesson 3: Building 20 to 29
Lesson 4: Building up to 99
Lesson 5: Understanding the Decimal System