Răspuns :
4-1/8-[2-(3/2-3/4)]= [tex] \frac{4-1}{8} - \frac{5}{4} = \frac{3-10}{8} = - \frac{7}{8} [/tex].
4-1/8-[2-(3/2-3/4)]=4-1/8-(2-0,75)= 4-1/8-1,25=3,875-1,25=2,625