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Standard MI.Math.Content.1.OA.B.4
Understand and apply properties of operations and the relationship between addition and subtraction
Michigan State Math Standards
Understand subtraction as an unknown-addend problem. For example, subtract 10 – 8 by finding the number that makes 10 when added to 8.

Story Problems with Length
Let's solve more story problems involving measurement to comparie lengths.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics®, released under...

Story Problems and Equations
Let's solve story problems and write equations to match.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics®, released under...