K.NBT.A.1 Lesson Plans
CCSS.MATH.CONTENT.K.NBT.A.1
:"Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones."
These lesson plans can help students practice this Common Core State Standards skill.
