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