###### Sunnyvale

###### August 20, 2021, 11:00:00 PM

###### Friday

###### Level 3

## Ms. Hiral

### Target 1

###### Lesson Type:

New

Number Operation

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Computation

Subtract within 1,000 (regrouping limited to only one place-value).

###### Supporting targets:

###### 1:

Understand how to regroup based on place-value understandings (i.e., ten ones can be composed into one ten – ten tens can be composed into one hundred).

###### 2:

Understand that the same process is utilized to subtract three or more whole numbers that is used to subtract only two numbers.

###### 3:

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###### Grade:

1st

###### Vocabulary:

Subtraction, Borrowing, Regroup

Activities:

- Students went on a scavenger hunt to find subtraction problems. Each problem had a letter attached to solve a riddle.
- Students began working on their flower puzzle.

### Home Exploration

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### Target 2

###### Lesson Type:

###### Continuation

###### Number Operation

###### Computation

###### Solve multi-step problems within 100 (addition, subtraction, multiplication, and division).

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###### Supporting targets:

###### 1:

Solve problems that have more than one operation.

###### 2:

Understand that the presence of parenthesis in an arithmetic equation signals for this part of the problem to be solved first.

###### 3:

Understand when solving a problem that has both addition and subtraction operations that solving starts on the left and continues to the right.

###### 4:

###### 5:

###### Grade:

1st

###### Vocabulary:

PEMDAS, Paranthesis, Exponent, Multiplication, Division, Addition, Subtraction, Inverse, Opposite

Activities:

- Students were introduced to the PEMDAS acronym.
- Students solved PEMDAS problems.
- Students created PEMDAS problems by rolling dice and using foam operations.

### Home Exploration

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### Target 3

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### Home Exploration