jawab dengan caranya trmksh...

10 1/4 + 1 2/3 + 20 7/8
= 10 + 1 + 20 = 31
.
.
1/4 + 2/3 + 7/8
=
6/24 + 16/24 + 21/24
=
43/24
.
.
= 31 43/24