if you can change them into decimals and add them then you will get ur answer so that would be 0.4 + 0.5 = 0.9 and 0.9 in fraction form is 9/10 so ur asnwer is 9/10
First, change the decimals. Then, add them and you will get the answer. When you do these things you would 0.4 + 0.5 = 0.9. And 0.9 as a fraction would be 9/10.
