1/2 - 1/5

I don’t know how to do these problems

3/10

Step-by-step explanation: Since our denominators of 2 and 5have no

factors in common, our least common denominator is 2 · 5 or 10.

In order to get a denominator of 10 in each fraction,

we multiply top and bottom of the first fraction by 5

and top and bottom of the second fraction by 2.

That gives us 5/10 - 2/10 which is 3/10.

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

the answer is a.

step-by-step explanation:

in three games of golf, alex shot two under par four times.