ma_01.0a.b.4
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Table of Contents
MA 01.0A.B.4
Standard:
01.0A.B.4 Understand subtraction as an unknown-addend problem.
Standard Unpacked:
Understand subtraction as an unknown-addend problem. For example, subtract 10 – 8 by finding the number that makes 10 when added to 8. Add and subtract within 20
Lesson Plans:
Resources:
Good Projects here: Illustrative Mathematics https://www.illustrativemathematics.org/1
ma_01.0a.b.4.1489515102.txt.gz · Last modified: 2024/09/18 20:37 (external edit)