Explicație pas cu pas:
a)
[tex] \frac{20}{2} = 10[/tex]
b)
[tex] \frac{70}{5} = 14[/tex]
c)
[tex] \frac{30}{35} = \frac{6}{7} [/tex]
d)
[tex] \frac{54}{16} = \frac{27}{8} [/tex]
e)
[tex] \frac{54}{4} = \frac{27}{2} [/tex]
f)
[tex] \frac{171}{3} = 57[/tex]
g)
[tex] \frac{135}{6} = \frac{45}{2} [/tex]
h)
[tex] \frac{4 \times 9 \times 5}{6} = \frac{180}{6} = 30[/tex]
i)
[tex] \frac{3 \times 5}{ {2}^{2} \times 7 } [/tex]
j)
[tex] \frac{ {3}^{3} \times 5}{2 \times 11} [/tex]
k)
[tex] \frac{ {2}^{2} \times 5 \ }{ {3}^{2} \times 7} [/tex]
l)
[tex] \frac{240 + 5}{35} = \frac{245}{35} = 7[/tex]
