Build, read, write, and represent three-digit numbers using base-10 blocks and symbols. Build, read, write (in standard and expanded form), and represent three-digit numbers using base-10 blocks and ...
Algebra uses letters and symbols in the place of numbers and can be used to simplify expressions. Algebraic notation close algebraic notationA series or system of written symbols used to represent ...
HAMMONTON - Two empty clotheslines hung across the whiteboard in Kathy DiGiovanni's third-grade class at the Warren E. Sooy Jr. Elementary School. Students quickly clip a row of math equations on the ...
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