Respuesta :

Answer:

21

Step-by-step explanation:

12/4.+18

The lcm is 4.

12+4(18) all divided by 4

12+72=84

84/4=21

Answer:

[tex] \frac{84}{4} \: or \: 21[/tex]

Step-by-step explanation:

[tex] \frac{12}{4} + 18 = \frac{12}{4} + \frac{18}{1} = \frac{12 + 72}{4} = \frac{84}{4} \: or \: 21 [/tex]

Criss cross the fraction and you will get the answer.

Hope this helps ;) ❤❤❤