## Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2.

19 Lesson(s)

### Equal or Not?

1st Grade Math » Unit: Understanding Equality
1st Grade Math » Unit: Understanding Equality
New Orleans, LA
Environment: Urban

Big Idea:

Standards:

Favorites (25)

Resources (19)

Reflections (1)

### We're Tied!

1st Grade Math » Unit: Understanding Equality
1st Grade Math » Unit: Understanding Equality
New Orleans, LA
Environment: Urban

Big Idea:

Standards:

Favorites (25)

Resources (19)

Reflections (1)

### Addition and Subtraction Carnival

1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (11)

Resources (19)

Reflections (1)

### Equal Amounts

2nd Grade Math » Unit: Adding and Subtracting the Basics
2nd Grade Math » Unit: Adding and Subtracting the Basics
York, ME
Environment: Suburban

Big Idea:

Standards:

Favorites (9)

Resources (11)

Reflections (1)

### Balancing Act

1st Grade Math » Unit: Missing Parts: Unknowns in All Positions
1st Grade Math » Unit: Missing Parts: Unknowns in All Positions
New Orleans, LA
Environment: Urban

Big Idea:

Standards:

Favorites (12)

Resources (19)

Reflections (2)

### Ten Apples and Bananas

1st Grade Math » Unit: Building Numbers
1st Grade Math » Unit: Building Numbers
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (4)

Resources (20)

Reflections (1)

### 4 Square Fact or Fiction

1st Grade Math » Unit: Solving 3 Addend Problems
1st Grade Math » Unit: Solving 3 Addend Problems
New Orleans, LA
Environment: Urban

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Standards:

Favorites (5)

Resources (17)

Reflections (2)

### Candy Bowl Equality

1st Grade Math » Unit: Understanding Equality
1st Grade Math » Unit: Understanding Equality
New Orleans, LA
Environment: Urban

Big Idea:

Standards:

Favorites (14)

Resources (17)

Reflections (1)

### Is It True or Is It False?

1st Grade Math » Unit: The Number 10 and the Addition and Subtraction Concept
1st Grade Math » Unit: The Number 10 and the Addition and Subtraction Concept
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (14)

Resources (25)

Reflections (1)

### Addition: Vocabulary Introduction

1st Grade Math » Unit: Understanding Addition
1st Grade Math » Unit: Understanding Addition
Oklahoma City, OK
Environment: Urban

Big Idea:

Standards:

Favorites (4)

Resources (13)

Reflections (1)

### Assessment: Finding Combinations for 11

1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (1)

Resources (21)

Reflections (1)

### Addition and Subtraction Carnival Day 2

1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
1st Grade Math » Unit: Working with Numbers, Operations, and Story Problems
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (2)

Resources (17)

Reflections (1)

### Thought Bubbles

1st Grade Math » Unit: Understanding Equality
1st Grade Math » Unit: Understanding Equality
New Orleans, LA
Environment: Urban

Big Idea:

Standards:

Favorites (4)

Resources (15)

Reflections (1)

### Assessing Ability to Find Combinations of 10

1st Grade Math » Unit: The Number 10 and the Addition and Subtraction Concept
1st Grade Math » Unit: The Number 10 and the Addition and Subtraction Concept
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Resources (20)

Reflections (1)

### Graph Party

1st Grade Math » Unit: Data and Analysis
1st Grade Math » Unit: Data and Analysis
Waitsfield, VT
Environment: Suburban

Big Idea:

Standards:

Favorites (3)

Resources (27)

Reflections (1)
Common Core Math