# Addition to 20

^{st}, Homeschool

- Zip (194 pages)

#### Also included in

- Comprehensive 1st Grade Math Practice and Assessments resource. Includes 9 zip files: Count to 120, Add to 20, Subtract from 20, Place Value, Shapes, Fractions, Graphing, Telling Time, and Measurement. Over 800 pages of worksheets, and assessments. All Common Core aligned, with answer keys.You can s$45.00$64.50Save $19.50
- These Super Bundles are made with popular resources that are often purchased together at my store. They give you an even bigger discount because you are investing on many resources at once! It is the best value for teachers who are considering each of the individual bundles.The Math Homework Bundle$62.50$90.50Save $28.00

### Description

Adding to 20 is an important 1st Grade math standard that includes learning addition properties, finding sums and missing addends in all positions, adding three numbers, and relating addition to subtraction to name a few.

This resource was created to provide **year-round practice for addition within 20, addition strategies, and word problem solving skills.**

It consists of several types of worksheets and assessments that start at the end of Kindergarten level, and progressively go towards mastery of the 1st Grade Common Core Standards for addition within 20.

**This resource will take you from day one to day 180!** You’ll find plenty of practice for teaching and re-teaching, pre and post-assessments, all with answer-keys! Ideal for differentiating instruction.

This resource is organized in **3 files.** The first one has sheets for addition practice. The second one has sheets for word problem solving practice, and the third one has assessments for each of the skills.

**✔ Get it in a BUNDLE right here.**

**Contents:**

**File #1 – Add to 20 (51 pages + answer keys)**

• Add to 10 with dominoes

• Add to 10 with objects

• Add Facts to 10 – Sum Unknown

• Add Dominoes – Change Unknown

• Add Dominoes – Start Unknown

• Count on Number Lines to 10

• Count on Number Lines to 20

• Making 10

• Use Addition Strategies

• Fact Families

• Commutative Property

• Associative Property

• Equations with Symbols

• True or False Equations

**File #2 – Word Problems (30 pages + answer keys)**

• Sum Unknown to 10

• Sum Unknown to 20

• Change Unknown to 10

• Change Unknown to 20

• Start Unknown to 10

• Start Unknown to 20

• Mixed Practice

• Add three numbers

**File #3 – Assessments (14 assessments + answer keys)**

• Add to 10

• Add to 10 with Unknown in all positions

• Add to 20

• Add to 20 with Unknown in all positions

• Add 3 Numbers

• Fact Families

• Cumulative Test

**More from the Practice Makes Perfect Series**

**✔BUNDLE - All Practice Makes Perfect Files!**

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**Make sure to check out my other 1st Grade Resources**

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