1/5 + 1/4.....lowest common denominator is 20
4/20 + 5/20 = 9/20 <==
Answer:
15.07352941
Step-by-step explanation:
in short 15.07
Answer:
if im not mistaken.. i would say its -3.5 or -7/2
Step-by-step explanation:
It's 4/5....you just find out what each of the denominators are equal to....so they are both factors of 45......so you take the one with 2/5 and multiply by 9 on top and bottom and then take 2/9 and multiply it by 5 on top and bottom so you have 18/45 and 10/45....so now you take the to and add them up to get 28/45 and now you can simplify if necessary <span />
Answer:
12
Step-by-step explanation:
because i am smart a durh
