the core of their proof usually relies on one basic property of rational numbers: They don’t like to come near each other. For example, say you choose two fractions, one with a denominator of 7, the ...

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.

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.