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Mr. Math Blog

Break Apart Ones to Add - Lesson 4.1

Group Tens as Hundreds - Lesson 2.1

Explore 3 Digit Numbers - Lesson 2.2

Model 3 Digit Numbers - Lesson 2.3

Hundreds, Tens, and Hundreds - Lesson 2.4

​Place Value to 1,000 - Lesson 2.5

​Number Names - Lesson 2.6

Different Forms of Numbers - Lesson 2.7

Algebra - Different Ways to Show Numbers - 2.8

Count On and Count Back by 10 and 100 - 2.9

Algebra - Number Patterns - Lesson 2.10

​Problem Solving - Compare Numbers - Lesson 2.11

Algebra - Compare Numbers - Lesson 2.12

​Chapter 2 Review for Test - Numbers to 1,000

Use Double Facts - Lesson 3.1​

Practice Addition Facts - Lesson 3.2

Algebra - Make a Ten to Add - Lesson 3.3

Algebra - Add 3 Addends - Lesson 3.4

Algebra - Relate Addition and Subtraction - Lesson 3.5

Practice Subtraction Facts - Lesson 3.6

Use Ten to Subtract - Lesson 3.7

Algebra - Use Drawings to Represent Problems - L. 3.8

Algebra - Use Equations to Represent Problems - L. 3.9

Problem Solving - Equal Groups - Lesson 3.10

Second Grade

Lesson 1.1 - Even and Odd Numbers

Lesson 1.2 - Representing Even Numbers

​Lesson 1.3 - Understanding Place Value

Lesson 1.4 - Expanded Form

Lesson 1.5 - Different Ways to Write Numbers

Lesson 1.6 - Different Names for Numbers

Lesson 1.7 - Problem Solving - Tens and Ones

Lesson 1.8 - Counting Patterns Within 100

Lesson 1.9 - Counting Patterns Within 1000

Review For Test - Chapter 1

Just click your lesson below, and watch!  :-)