Walter Hunter, who teaches a remedial algebra class at Montgomery County Community College, brought scissors to class last month so his students could cut their textbooks in half. The five-pound, ...
Today’s lesson is how to add mixed numbers: 6 2 / 13 + 8 7 / 26. “Is anyone still having difficulty finding the least common denominator?” the instructor, Robert Fusco, asks. One student raises her ...
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