作者:Denisse Alejandra Diaz 3 年以前
304
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When building for multiplication the dimensions are off the building mat.
13+24 (Build)
Prefer the method of using 10 frames. It helps students visualize the connection between base-ten longs and units.
Unit = 1
Long= 10
Face=100
Cardinality recognizes the number of items after counting.
Subitizing recognizes the number of items without having to count one by one.