Multiply the numerator and the denominator by the same number and you will get an equivalent fraction.
The least common denominator of three fourths and five sixths is twelve.
It is -3/4
2/6, 3/9, any fraction where the denominator is three times the numerator
An equivalent fraction to 3/4, using 64 as the denominator of the fraction, is 48/64, or forty-eight sixty-fourths.
4 and three fourths, an improper fraction has a numerator that is larger than a denominator
4.5/6 (but not possible fraction)
three fifths, for example.
six eighths, then that can reduce to three fourths.
90 is your common denominator.
Multiply the numerator (top) by any non-zero number and the denominator (bottom) by the same number. You will have an equivalent fraction.