[tex]a = \frac{7}{180}+ \frac{11}{36} [/tex]
[tex] \frac{11}{36} [/tex] se amplifica cu 5 pentru a aduce ambele fractii la acelasi numitor comun.
[tex]a = \frac{7}{180} + \frac{55}{180}
[/tex]
[tex]a = \frac{62}{180} [/tex]
[tex]a + \frac{11}{36} = \frac{62}{180} + \frac{11}{36} = \frac{62}{180}+ \frac{55}{180} = \frac{117}{180} [/tex]
