# Chapter 1: CK-12 Algebra Explorations Concepts, Pre-Kindergarten

Created by: CK-12

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## Introduction

In these concepts, you will be introduced to the basic concepts of algebra and will practice your problem solving skills. There are five concepts, and each one focuses on a key algebraic thinking strategy. You will focus on describing, solving, and checking your thinking.

## Chapter Outline

### Chapter Summary

## Summary

In these concepts we first learned to compare quantities and weights with picture graphs and teeter-totters. We learned to use patterns to figure out missing information with train cars. We also used proportional reasoning with packing bags. Last, we learned how to use clues and deductive reasoning to match pictures.

### Image Attributions

## Description

Comparing, identifying patterns, and using clues

## Tags:

CK.MAT.ENG.SE.1.Algebra-Explorations-Concepts-K-7.1
distributive property
equalities
(12 more)
functions
grid relationships
inequalities
interpreting representations
order of operations
patterns
problem-solving strategies
proportional reasoning
unknowns
variables
varying quantities
writing equations

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## Grades:

## Date Created:

Jan 18, 2013## Last Modified:

Apr 29, 2014
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