24
one twelfth
30
30 just30
the least common denominator of three fifths and two fifteenths and one sixth is 30. you multiply 15 by two, 6 by five, and 3 by ten.
three, because for one third three was the denominator , and for one sixth the denominator was devisable by three.
The LCD for 2/9 and 1/6 is 18.
You need to:* Find a common denominator (it need not be the least common denominator); * Convert both fractions to the common denominator * After that, you can simply subtract the numerators. * Check whether you can simplify the result.
A common denominator, though not the least, is 80.
one-sixth
The least common denominator of five sixths and one fourth is: 12.
A common denominator, though not the least one, is 180.