Access Point #: MA.3.A.1.In.b (Archived Access Point)


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Solve addition facts with sums to 18 and related subtraction one-digit fact families using the formal algorithm with numerals and signs (+, -, =).

Clarifications:

Student may use a number line.

Number: MA.3.A.1.In.b Category: Independent
Date Adopted or Revised: 09/07 Big Idea: BIG IDEA 1 : Develop understandings of multiplication and division and strategies for basic multiplication facts and related division facts.

Related Benchmarks

Name Description
MA.3.A.1.1: Model multiplication and division including problems presented in context: repeated addition, multiplicative comparison, array, how many combinations, measurement, and partitioning.



Related Courses

Name Description
5012050: Grade Three Mathematics
7712040: Access Mathematics Grade 3


Related Resources

Teaching Ideas

Name Description
Everybody Wins! A Lesson for Third Graders (Division): The lesson in narrative form gives students experience with the partitioning (sharing) model of division. "The context for the lesson is Sheila Bruce's book Everybody Wins! , Kane Press, 2001, in which Oscar, Emmy, Hugo, and Tony calculate how to share pizzas, baseball tickets, bubble gum, and more.

This narrative is from the introductory lesson in Maryann Wickett, Susan Ohanian, and Marilyn Burns's book, Teaching Arithmetic: Lessons for Introducing Division, Grades 3–4 (Math Solutions Publications,2002). This book is a revision of Math By All Means, Unit Division, Grades 3–4." (from Math Solutions Professional Development)

Hand Spans, A Lesson for Third and Fourth Graders (Division and Measurement): A measurement activity to give students experience with the grouping model of division and practice with rulers and tape measures.