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The Four Big Ideas
# The Four Big Ideas

#### The Four Big Ideas, first developed during the Teachers Investigating Adult Numeracy (TI=
AN) project and further developed in Adult Numeracy lnstruction =
(ANI) professional development, are key components of (AR)^{2}.

#### These four overarching big ideas are:

#### =E2=80=A2 Math as Communication

#### =E2=80=A2 Math as Connections

#### =E2=80=A2 All Strands of Math at All Levels

#### =E2=80=A2 =
A New Definition of Math Proficiency (conceptual understanding, adaptive re=
asoning, procedural fluency, strategic competence, and productive dispositi=
on)

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