Here is a useful link to Learn Zillion videos that link to our curriculum and the models that we use.
Adding and subtracting fractions:
Find common denominators by creating area models
Add fractions with unlike denominators by creating area models
Subtract fractions with unlike denominators by creating area models
Add mixed numbers with unlike denominators by creating area models
Multiplying fractions
Multiply by fractions: using repeated addition
This next link has a set of videos that use area models for multiplying fractions.
Multiply a whole number by a fraction using area models
Multiply a fraction by a fraction using area models - there are two videos here that use the same model.
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