Răspuns:
a)
[tex] \frac{3}{4} + \frac{1}{4} = 1[/tex]
b)
[tex]2 \frac{1}{2} - \frac{2}{3} = 1 \frac{5}{6} [/tex]
c)
[tex] \frac{4}{5} \times \frac{5}{7} = \frac{4}{7} [/tex]
d)
[tex] \frac{3}{4} \times 6 = 4 \frac{1}{2} [/tex]
e)
[tex] \frac{16}{5} \div \frac{8}{3} = \frac{6}{5} [/tex]
f)
[tex] \frac{56}{9} \div 0.(7) = 7 \: [/tex]
cred
g)nu știu
h)
[tex] \frac{4}{5} + 1 \frac{1}{2} - \frac{1}{10} \times 100 = - 7 \frac{7}{10} [/tex]
