What is the first step in dividing two fractions?

Find the reciprocal.

Explanation:

For example if the question is :  

÷

First take the reciprocal ( inverse ) of which is , which is 4. By doing this, instead of dividing, you will be multiplying.

× 4 = 2

*Remember*

Whenever dividing two fractions, find the reciprocal of the second fraction (do not find the reciprocal of the first fraction) , then multiply the first fraction with the reciprocal of the second fraction.

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).