Module 23: Mixed OperationsMath 2B  Course Guide
Module Overview:
In this module, students will add and subtract numbers up to 100, add and subtract numbers up to 1,000, and identify whether a plus sign or minus sign makes an equation true. Students will write addition and subtraction sentences to make a specific number and determine a number after clues are given about place value, ordinals, odd/even, and addition/subtraction.
Module Materials:
Lesson #  Lesson Title  Material(s) 

1  Add and Subtract Numbers up to 100 
counters (100) crayons or colored pencils pen or pencil 
2  Add and Subtract Numbers up to 1,000 
scissors crayons or colored pencils pen or pencil 
3  What Operation? 
scissors glue crayons or colored pencils pen or pencil 
4  Ways to Make a Number 
scissors crayons or colored pencils pen or pencil 
5  What’s My Number? 
crayons or colored pencils pen or pencil 
Module Objectives:
Lesson #  Lesson Title  Objective(s) 

1  Add and Subtract Numbers up to 100 

2  Add and Subtract Numbers up to 1,000 

3  What Operation? 

4  Ways to Make a Number 

5  What’s My Number? 

Module Key Words:
Key Words 

sum difference operation hundred chart 
Module Assignments:
Lesson #  Lesson Title  Page #  Assignment Title 

1  Add and Subtract Numbers up to 100  4  HandsOn 
2  Add and Subtract Numbers up to 1,000  4  HandsOn 
3  What Operation?  4  HandsOn 
4  Ways to Make a Number  4  HandsOn 
5  What’s My Number?  4  HandsOn 
Learning Coach Notes:
None
Module Guiding Questions:
When a student starts a lesson ask them questions to check for prior knowledge and understanding and to review concepts being taught. At the end of the lesson ask the questions again to see if their answer changes.
Lesson Title  Question 

Add and Subtract Numbers up to 100 

Add and Subtract Numbers up to 1,000 

What Operation? 

Ways to Make a Number 

What’s My Number? 

Module Video Questions:
When a student watches a video take time to ask them questions about what they watched. Suggested questions for the videos in this module are listed here. Suggestion: Have the student watch the entire video first all the way through. Then have them watch the video a second time, as they watch it pause the video and ask the questions.
Lesson Title  Video  Question 

Add and Subtract Numbers up to 100  Add and Subtract Numbers up to 100 

Add and Subtract Numbers up to 1,000  Add and Subtract Numbers up to 1,000 

What Operation?  What Operation? 

Ways to Make a Number  Ways to Make a Number 

Module Suggested Read Aloud Books:
Take time to read to your student or have them read aloud to you. Read a different book each day. While reading the book point out concepts being taught. You may purchase these books or find them at your local library. Suggested things to discuss while reading the book:
 What is the main idea?
 What are three things new you learned?
 How does this book relate to what you are learning about?
#  Book  Author  Lexile Level 

Module Outing:
Take some time to apply what your student is learning to the real world. Suggested outings are below.
#  Outing 
