Multiplicative Inverse Sweet Tricks and Tips by SUGARMATHS
Multiplicative Inverse of a number is the number with which it needs to be multiplied to make the product 1.
Eg: 2 by 3 multiplied by 3 by 2 = 1
So the multiplicative inverse of 2 by 3 is 3 by 2
When you hear Multiplicative Inverse think of the multiplication symbol.
Add two arrow heads as shown. Now all you need to do is reverse the numbers as shown by the arrows. This will give you the multiplicative inverse of a given number.