i don't know how to do mixed numbers with negative and positive numbers, if anyone can point me in the right direction i would be thankful!

Answer 1

Like this?

4 3/4 - 2 1/8 =
4 6/8 - 2 1/8 = 2 5/8

https://www.mathsisfun.com/numbers/fractions-mixed-addition.html

Answer 2

thank you! have a good night ma'am (^-^)

Answer 3

You're welcome. You have a good evening, too. :-)