The student must be able to understand the meaning of an equal sign and must we able to pair equivalent expressions to make a true number sentence. They must be able to explain their reasoning and tell how they know the values on both sides of the equal sign are the same.
Write an expression that matches the groups of cookies in each in each plate on your paper. If the plates have the same amount, write the equal sign between the expressions.
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1.5 Algebraic reasoning. The student applies mathematical process standards to identify and apply number patterns within properties of numbers and operations in order to describe relationships. The student is expected to:
(E) understand that the equal sign represents a relationship where expressions on each side of the equal sign represent the same value(s)