Question

1/8 + 2 3/5 + 2 7/8 =

Answer 1

равно---------------------6 35/40

Answer 2

1/8 + 2 3/5 + 2 7/8 = 5/40 + 2 24/40 + 2 35/40= 4 64/40=5 24/40=5 3/5
в) 6 11/12 - 3 1/6 - 1 1/4= 6 11/12 - 3 2/12 - 1 3/12= 2 6/12=2 1/2
г) 3 7/9 - 1 5/18 + 3 1/2= 3 14/18 - 1 5/18 + 3 9/18=5 18/18=6