Learning Intention: Students will understand the skill of adding two-digit numbers within 20.

Materials Needed: Worksheet, pencils

Time Allotted: 15 minutes

Steps:

1. Begin by explaining the importance of addition and how it’s used to help in everyday life.

2. Hand out the worksheet with several two digit numbers (with answers provided) to help students practice adding them.

3. Demonstrate how to add two-digit numbers:

• Line up the numbers • Add the tens column first • Add the ones column second • Check your math

1. Instruct students to complete the worksheet, offering support and assistance as needed.

2. Once all students have completed their worksheet, take up the worksheets for grading.

3. Ask students to discuss any challenges they encountered while practicing the skill.

4. Summarize the lesson and review what was learned.

Assessment: The worksheets can be graded to make sure that students understand the skill of adding two-digit numbers within 20.