This is Reciprocal Calculator (Multiplicative Inverse Calculator). You can also use it through our mobile application.

## FAQ

### What is a multiplicative inverse?

The multiplicative inverse of a number x is given by x^{-1}, such that when it is multiplied by its original number, it results in a value equal to 1.

### Does reciprocal mean opposite?

In math, a reciprocal is also called an inverse. Relatedly, reciprocal can also be used as an adjective to mean opposite or inversely related.

### Why do we use reciprocals?

We can use reciprocals to turn fraction division into fraction multiplication.