Question

Is 0.3 the multiplication inverse of 3 1/3 ? why or why not ?

Answer 1

3 1/3 = 10/3

0.3 = 3/10

a * 1/a =1

then 1/a is multiplicative inverse of a

0.3* 3 1/3 = 3/10 * 10/3 =1

therefore 0.3 is multiplicative inverse of 3 1/3