Inverse of a Number
The reciprocal of x is .
In other words, a reciprocal is a fraction flipped upside down.
Multiplicative inverse means the same thing as reciprocal.
example, the multiplicative inverse (reciprocal) of 12 is and
the multiplicative inverse (reciprocal) of is .
The product of a number and its multiplicative inverse is 1. Observe that ·= 1.