Reasoning About Division
Common Core State Standards
Math 
Math 
4 
Grade 4 
NBT 
Number & Operations in Base Ten 
B 
Use place value understanding and properties of operations to perform multidigit arithmetic 
6 
Find wholenumber quotients and remainders with up to fourdigit dividends and onedigit divisors, using strategies based on place value, the properties of operations, and/or the relationship between multiplication and division. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models. Grade 4 expectations in this domain are limited to whole numbers less than or equal to 1,000,000. 
Download Common Core State Standards (PDF 1.2 MB) 

Lesson Idea (Common Core)Making Math Fun with Place Value GamesGrade 2 / Math / Place ValueMath.2.NBT.A.4 / Math.2.NBT.B.5 / Math.2.NBT.A.1a
 201
 95

Lesson Idea (Common Core)Skip Counting With Counting CollectionsGrades K2 / Math / StrategiesMath.2.NBT.A.1a / Math.2.NBT.A.2 / Math.Practice.MP5
 128
 25

Lesson Idea (Common Core)Counting Collections to 100Grades K2 / Math / AdditionMath.1.NBT.C.4 / Math.1.NBT.C.5
 82
 14

Lesson Idea (Common Core)Leprechaun Traps: Addition Within 100Grades K2 / Math / ReasoningMath.1.NBT.C.4 / Math.Practice.MP2 / Math.Practice.MP3
 155
 38

Lesson Idea  Common CoreTalking About Math: Sharing StrategiesGrade 3 / Math / Student VoiceMath.3.NBT.A.2
 16
 7

Lesson Idea (Common Core)Beyond Fingers: Place Value & the Numbers 1119Grades K2 / Math / ReasoningMath.K.NBT.A.1 / Math.Practice.MP2 / Math.Practice.MP3
 159
 63

Lesson Idea  Common CoreSubtraction as a Confidence BuilderGrades 35 / Math / Multiple MethodsMath.3.NBT.A.2
 10
 3

Lesson Idea (Common Core)Games for DecimalsGrade 4 / Math / Decimal GamesMath.5.NBT.B.7
 27
 35
 Lesson Objective
 Develop an understanding of the meaning of division
 Length
 7 min
 Questions to Consider
 How does Ms. Simpson encourage mathematical discourse?
 Why is it important to discuss and understand multiple strategies?
 What can you learn from Ms. Simpson about facilitating discussion?
 Common Core Standards
 Math.4.NBT.B.6
Teacher & School Info
 School Details
 Lakeridge Elementary School Seattle, WA
 Population
 439 students
 Student/Teacher Ratio
 15:1
 District Spending
 $8208
Supporting Materials

Transcript for Reasoning About Division
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Lesson Idea (Common Core) Reasoning About Division
Grades 35 / Math / Strategies