Respuesta :

helencforrest
[tex] \frac{1}{4} [/tex] = [tex] \frac{5}{20} [/tex]


[tex] \frac{3}{5} [/tex] = [tex] \frac{12}{20} [/tex]

The common denominator is [tex] \frac{}{20} [/tex]
Leader
To find the common denominator of 1/4 and 3/5, we first need to find the LCM of 4 and 5.

Multiples of 4: 4, 8, 12, 16, 20, 24, ...

Multiples of 5: 5, 10, 15, 20, 25, ...

The LCM of 4 and 5 is 20.

A common denominator of 1/4 and 3/5 can be 20.