Explain the equivalence of fractions.
Number and Quantity
Number & Operations-Fractions: Extend understanding of fraction equivalence and ordering.
Construct viable arguments and critique the reasoning of others.
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Make sense of quantities and their relationships in problem situations.
Express whole numbers as fractions, and recognize fractions that are equivalent to whole numbers.
Identify and generate simple equivalent fractions. Explain why the fractions are equivalent.
Consider the correctness of another students’ measurement in which they lined up three large and four small blocks and claimed a path was “seven blocks long.”
Progress from thinking about numbers as the result of the process of counting to abstractly thinking about numbers as mental objects of their own-especially the quantity 10.