Grade 1 Math Unit 3 Addition and Subtraction Part 1 & 2

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

Subtraction within 10

Instructional Videos

Part-Whole Relationships

Instructional Videos

Equality - Equal Sign

Instructional Videos

Additional Resources:

STMath (60 Minutes recommended per week)

 

AVMR Parent Resources Webpage with games & activities

Math at Home Grade 2