###### Sunnyvale

###### September 28, 2021, 11:00:00 PM

###### Tuesday

###### Level 3

## Ms. AJ

### Target 1

###### Lesson Type:

New

Number Operation

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Computation

Multiply within 100.

###### Supporting targets:

###### 1:

Understand that multiplying numbers makes numbers larger.

###### 2:

Understand that multiplication represents the combination of equal groups of objects.

###### 3:

Understand that the same quantity can be group in multiple ways, creating different multiplication equations.

###### 4:

Interpret products of whole numbers as the total number of objects arranged into equal groupings.

###### 5:

Understand that multiplication equations can be written both vertically and horizontally and multiplication is often identified by an “x” in an equation.

###### Grade:

3rd

###### Vocabulary:

Multiplication, Tens, Ones, Rows, Columns

Activities:

Students used base ten blocks to compose 2-digit-by-1-digit and 2-digit-by-2-digit multiplication problems, and solve them by multiplying each piece of the first number (tens and ones) by each piece of the second number.

Students learned a multiplication trick for multiplying any number by 10, 100, 1000, etc (multiplying by one, then adding the total number of zeros to the end).

Students learned that this method is also useful for determining the area of a 2D figure.

Students used "Multiplication Windows" to break two-digit numbers down into tens and ones in order to solve.

### Home Exploration

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## Absent Students:

Neha

### Target 2

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### Target 3

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### Home Exploration