Common Core Math Grade 4 Fraction Addition and Subtraction
One goal of the Common Core is to develop a deeper understanding of fractions by using a progression of concepts from simple to complex. This lesson prepares students for the conceptual shift involved in progressing from adding and subtracting whole numbers to adding and subtracting fractions. Students are guided to think of operations with fractions as very much like operations with whole numbers.
Students see that you can count with unit fractions just as you count with whole numbers. And beca
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