# Math: I Am a Mathematician

### Suggested Time Frame: 25 Instructional Days

##### Focus TEKS

Counting and Representing Quantities to 20

• 1.2A Recognize instantly the quantity of structured arrangements [10 or less]
• 1.2B Use concrete and pictorial models to compose and decompose numbers up to 120 [20 in this unit] in more than one way as so many hundreds, so many tens, and so many ones
• 1.2C Use objects, pictures, and expanded and standard forms to represent numbers up to 120 [20 in this unit]

Comparing and Ordering Quantities within 20

• 1.2D Generate a number that is greater than or less than a given whole number up to 120 [20 in this unit]
• 1.2E Use place value to compare whole numbers up to 120 [20 in this unit] using comparative language
• 1.2F Order whole numbers up to 120 [20 in this unit] using place value and open number lines [number tracks in this unit]

Collect and Display Data

• 1.8A Collect, sort, and organize data in up to three categories using models/representations such as tally marks or T-charts
• 1.8B Use data to create picture and bar-type graphs
• 1.8C Draw conclusions and generate and answer questions using information from picture and bar-type graphs
##### Numeracy TEKS

Number Sense (Suggested: 8 days)

• 1.2A Recognize instantly the quantity of structured arrangements [10 or less in this unit]

Counting Patterns (Suggested: 7 days)

• 1.5A Recite numbers forward and backward from any given number between 1 and 120 [at least 20 in this unit]

Counting Quantities (Suggested: 10 days)

• 1.5A Recite numbers forward and backward from any given number [1 in this unit] between 1 and 120