4th grade math
posted by alyssa .
Find two mixed numbers so that the sum is 8 4/8 and the difference is 2 2/8

Let x = one number and y = the other.
x + y = 8 4/8
x  y = 2 2/8
Add the two equations.
2x = 10 6/8
x = 5 3/8
Insert x value into one of the equations to find y. 
3 1/8

find to mixed numbers so that the sum is 7 2/4 and the difference 5.

6 1/4 and1 1/4

What

boi