Subtraction with Illustrations
Introducing subtraction of two one digit numbers with images. Subtracting one set of objects from another given the counts of objects in the sets. Counting two sets of images and subtracting one set from the other.
Mapped to CCSS Section# 1.OA.C.5, K.OA.A.1
Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).,Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.
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