Unit 3 Addition and Subtraction Part 1 & 2

Content Emphasis/ Big Ideas

• The student will recognize and describe with fluency part-part-whole relationships for numbers up to 10 in a variety of configurations. 
• Demonstrate fluency with addition and subtraction within 10 by applying reasoning strategies (e.g., count on/count back, one more/one less, doubles, make ten). 
• Recall with automaticity addition and subtraction facts within 10.
• Use concrete materials to model, identify, and justify when two expressions are equal or not equal.

Standards:

• 1.CE.1 The student will recall with automaticity addition and subtraction facts within 10 and represent, solve, and justify solutions to single-step problems.

Skills:

1. Addition within 10
2. Subtraction within 10
3. Part-Whole Relationships
4. Equality - Equal Sign

Addition within 10

Instructional Videos

Practice Items

Add within 10

Addition Story Problems

Skills Based Games

Adding 2 Numbers

Addition with Sums to 10

How to Make a Number

Subtraction within 10

Instructional Videos

Practice Items

Subtract within 10

Subtraction Story Problems

Skill Based Game

Subtraction with Pictures

Choose a Subtraction Picturee

Part-Whole Relationships

Instructional Videos

Practice Item

Tiny Tap Part, Part Whole Practice

Skill Based Game

Sums to 10 Game

Equality - Equal Sign

Instructional Videos

Practice Item

Equal Sign Practice

Skill Based Game

Math Games - Balance the Equations

Additional Resources:

STMath (60 Minutes recommended per week)

AVMR Parent Resources Webpage with games & activities

Math at Home Grade 2