Write the mixed numbers into improper fractions:
.
Find the Least Common Denominator (LCD) of improper fraction
.
Find the Least Common Multiple of 8 and 16.
\Multiples of 8: 8, 16, 24, 32,.........
\Multiples of 16: 16, 32, 48, 64, 80,.........
\The least common multiple of 8 and 16 is 16, the LCD is 16.
\Rewrite each fraction using the least common denominator (LCD).
\
Rewrite the sum using the LCD.
\
(Lcm is 16)
(Add: 37 + 82)
Rewrite the improper fraction
as a mixed number.
Begin by dividing 119 by 16. The remainder will be the numerator of the mixed
\number’s fraction.
\
(Factor 33:
, so remainder is 7)
The difference is
The sum is
or
.