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3rd Grade Math
2. 3.OA.A.2
2.6 Relating Addition with Division
Relating Addition with Division
Discover how repeated addition builds equal groups and how repeated subtraction breaks a total apart, linking addition and subtraction to division.
What You'll Learn
Recognize that division can be modeled by adding the same group size again and again until reaching the total
Count the number of times a group is added to find the quotient in a division problem
Connect repeated addition to repeated subtraction as two opposite ways of reaching the same quotient
Use a number line to show equal jumps forward with addition and equal jumps backward with subtraction
Apply the idea \( 6 + 6 + 6 + 6 = 24 \) is the same as \( 24 \div 6 = 4 \) to solve grouping problems
What You'll Practice
1
Transforming division equations into addition form
2
Converting addition equations into division form
3
Identifying equivalent statements across both operations
Why This Matters
Understanding how addition and division relate builds your number sense and algebraic thinking. This connection helps you check your work, solve equations more flexibly, and grasp how inverse operations work together throughout algebra and beyond.
This Unit Includes
1 Video lesson
Practice exercises
Learning resources
Skills
Inverse Operations
Division
Addition
Number Sense
Equation Conversion
OH Curriculum Aligned