Save guides, add subjects and pick up where you left off with your BBC account. The denominators of each fraction are different, \(3t\) and \(7t\), so a common denominator must be created. This is ...

The method to divide fractions is to keep the first fraction the same, turn the divide sign into a multiply and turn the second fraction upside down. This is known as multiplying by the reciprocal.

Students of Grade 7 were given a test followed by individual interviews; at the end of Grade 8 the same students were subject to an analogous test and interviews. Each student had to simplify certain ...