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# Reporting Category 2 (TEKS 3.5 Patterns and Relationships)

Updated: Feb 13, 2022

#### Computations and Algebraic Relationships

The videos in this post explain mathematics Texas Essential Knowledge and Skill 3.5:

Algebraic reasoning. The student applies mathematical process standards to analyze and create patterns and relationships.

The STAAR videos below are selected released items from 3rd grade STAAR tests in 2016, 2018, 2019, and 2021. You can view the complete review of the 2017 STAAR test here.

## 3.5A

represent one- and two-step problems involving addition and subtraction of whole numbers to 1,000 using pictorial models, number lines, and equations

## 3.5B

represent and solve one- and two-step multiplication and division problems within 100 using arrays, strip diagrams, and equations

## 3.5C

describe a multiplication expression as a comparison such as 3 x 24 represents 3 times as much as 24

## 3.5D

determine the unknown whole number in a multiplication or division equation relating three whole numbers when the unknown is either a missing factor or product

## 3.5E

represent real-world relationships using number pairs in a table and verbal descriptions