3.NBT.A.3

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- 3.NBT.A.1Use place value understanding to round whole numbers to the nearest 10 or 100.
- 3.NBT.A.2Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
- 3.NBT.A.3Multiply one-digit whole numbers by multiples of 10 in the range 10–90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations.

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## 3.NBT.A.3

## Multiply one-digit whole numbers by multiples of 10 in the range 10–90 (e.g., 9 × 80, 5 × 60) using strategies based on place value and properties of operations.

9 Lesson(s)

### The Video Game Model of Adding

3rd Grade Math »
Unit: Multiplication

3rd Grade Math »
Unit: Multiplication

### The Multiplication and Division Connection

3rd Grade Math »
Unit: Sharing Equally with Division

3rd Grade Math »
Unit: Sharing Equally with Division

### Big Groups and Big Products

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

### Tell Me A 2 by 1 Digit Multiplication Story (Lesson 1 of 2)

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

Big Idea:

#### Students use two numbers to create a multiplication word problem, demonstrating the solution using a visual model matching their strategy choice (equal groups, arrays or repeated addition).

Favorites
(9)

Resources
(13)

Reflections
(2)

### Tell Me a 2 by 1 Digit Multiplication Story (Lesson 2 of 2)

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

3rd Grade Math »
Unit: 2-Digit by 1-Digit Multiplication

Big Idea:

#### Students use two numbers to create a multiplication word problem, demonstrating the solution using a visual model matching their strategy choice (equal groups, arrays or repeated addition).

Favorites
(3)

Resources
(8)

Reflections
(1)

### Fundraiser Finance (Pickles for a Profit)

3rd Grade Math »
Unit: Solving Mult-Step Word Problems Using the Four Operations

3rd Grade Math »
Unit: Solving Mult-Step Word Problems Using the Four Operations

### Using Mental Math to Multiply 2-Digit Numbers (Are You My Match?)

4th Grade Math »
Unit: Multiplying and Dividing

4th Grade Math »
Unit: Multiplying and Dividing

Big Idea:

#### Basic facts and place-value patterns can be used to mentally multiply a two-digit number by a power of 10.

Standards:

Favorites
(5)

Resources
(16)

Reflections
(1)

### Plan A Party! (Day 1)

3rd Grade Math »
Unit: Math in the Real World

3rd Grade Math »
Unit: Math in the Real World

### Plan a Party! (Day 2)

3rd Grade Math »
Unit: Math in the Real World

3rd Grade Math »
Unit: Math in the Real World

Common Core Math

### Kindergarten

### First Grade

### Second Grade

### Third Grade

### Fourth Grade

### Fifth Grade

### Sixth Grade

### Seventh Grade

### HS Number & Quantity

### HS Algebra

### HS Functions

### HS Geometry

### Kindergarten

### First Grade

### Second Grade

### Third Grade

### Fourth Grade

### Fifth Grade

### Sixth Grade

### Seventh Grade

### Eighth Grade

### Ninth and Tenth Grade

### Kindergarten

### First grade

### Second grade

### Third Grade

### Fourth grade

### Fifth grade

### Middle School

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

HS Number & Quantity

HS Algebra

HS Functions

HS Geometry

Kindergarten

First Grade

Second Grade

Third Grade

Fourth Grade

Fifth Grade

Sixth Grade

Seventh Grade

Eighth Grade

Ninth and Tenth Grade

Kindergarten

First grade

Second grade

Third Grade

Fourth grade

Fifth grade

Middle School