Unit: Addition and Subtraction Facts

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Unit Description

A unit on learning addition and subtraction facts. Using addition to show combining numbers and subtraction to show comparison (how much more), equalizing (how much more is needed), and separation (how much is remaining).

Lessons

Introduction to Addition Resources: 2

To introduce students to the meaning of the addition sign and equal sign. SWBAT identify the addends, equal sign, addition sign, sum, and solve an addition problem.

3,520
Introduction to Addition Strategies Resources: 1

Introduce multiple addition strategies such as tallies, fingers, pictures, numbers, mental math, etc.

6,303
Addition Strategies: Base Ten Blocks Resources: 1

Understand and use base ten blocks to solve addition equations.

7,317
Addition Strategies: Doubles Plus One Resources: 2

SWBAT use the doubles + 1 addition strategy.

9,491
Addition Speed Tricks Resources: 2

SWBAT use multiple strategies when adding numbers.

2,250
Introduction to Subtraction Resources: 2

SWBAT describe and create subtraction sentences

4,371
Subtraction Strategies- Comparing Resources: 2

SWBAT use subtract to solve comparison word problems

3,971
Subtraction Strategies- Subtraction as Equalizing Resources: 2

SWBAT to use subtraction to solve equalizing word problems

1,291
Subtraction Strategies- Part of a Whole Resources: 2

SWBAT use subtraction to solve a "part of a whole" word problem

3,620
Fact Families Resources: 3

SWBAT to create fact families

7,291
Solving Open Number Sentences Resources: 2

SWBAT use fact families to solve open number sentences and word problems.

5,984
Assessment Resources: 1

740

Unit Resources

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