This is a fun introduction to Kindergarten Operations and Algebraic Thinking to introduce composing and decomposing numbers, as well as a helpful review for First Graders working with associative properties of number and missing addends.Use as a whole class, in groups or for RTI Tier II intervention.Students need to have a firm foundation of number bonds and building and breaking numbers before they can attempt missing addends, so to begin with demonstrate using the number bonds work mats to…
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