Question

me pueden ayudar plis? :(​

Answer 1

Respuesta:

a)

[tex] \frac{1}{3} + \frac{1}{9} - \frac{1}{4} = \frac{12 + 4 - 9}{36} = \frac{7}{36} [/tex]

b)

[tex] \frac{3}{2} - \frac{1}{5} - \frac{1}{6} = \frac{45 - 6 - 5}{30} = \frac{34}{30} = \frac{17}{15} [/tex]

c)

[tex] \frac{3}{4} - \frac{1}{2} + 1 = \frac{3 - 2 + 4}{4} = \frac{5}{4} [/tex]