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Module 1  Addition Strategies


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Module 2  Subtraction Strategies


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Module 3  Properties of Operations


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Module 4  Apply the Addition and Subtraction Relationship


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Module 5  Understand Add To and Take From Problems


Module 6  Understand Put Together and Take Apart Problems


Module 7  Understand Compare Problems














Module 8  Data


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Module 9  Understand Place Value


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Module 10  Count and Represent Numbers


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Module 11  Compare Numbers


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Module 12  Understand Addition and Subtraction in Base Ten


Module 13  TwoDigit Addition and Subtraction


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Module 14  ThreeDimensional Shapes


Module 15  TwoDimensional Shapes


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Module 16  Fraction Foundations






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Module 17  Measure Length


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Module 18  Measure Time






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This document includes the IXL® skill alignments to Houghton Mifflin Harcourt's Into Math curriculum. IXL provides skill alignments as a service to teachers, students, and parents. The skill alignments are provided by IXL and are not affiliated with, sponsored by, reviewed, approved or endorsed by Houghton Mifflin Harcourt or any other third party. IXL® and IXL Learning® are registered trademarks of IXL Learning, Inc. All other intellectual property rights (e.g., unregistered and registered trademarks and copyrights) are the property of their respective owners.