Page 260 / Exercise #12
Convert
to fraction notation.
Rewriting the mixed number from its shorthand notation to its more literal
meaning gives us that:
since the LCD is “3,"
express the right-hand side as
add the numerators, and
we now have our answer
And once more the short-cut
method gives precisely the
same answer (more efficiently?)
=
=
utilizing that 198 = 66 × 3
!