Students will be able to
- subtract a proper fraction from a mixed number when the denominator of one is a multiple of the denominator of the other,
- subtract proper fractions from mixed numbers when we have to regroup a whole,
- represent calculations with models including bar models,
- subtract by partitioning one of the mixed numbers,
- subtract by converting mixed numbers to improper fractions,
- understand why one method may be easier than the other.