Răspuns:
[tex]a) \frac{2}{3} \times 27 = \frac{54}{3} = 18[/tex]
[tex]b) \frac{1}{4} \times 40 = \frac{40}{4} = 10[/tex]
[tex]c) \frac{3}{8} \times 16 = \frac{48}{8} = 6[/tex]
[tex]d) \frac{5}{6} \times 42 = \frac{210}{6} = 35[/tex]
[tex]e) \frac{3}{4} \times 12 = \frac{36}{4} = 9 [/tex]
[tex]f) \frac{2}{7} \times 20 = \frac{40}{7} [/tex]
[tex]g) \frac{1}{3} \times \frac{3}{2} = \frac{3}{6} = \frac{1}{3} [/tex]
[tex]h) \frac{3}{4} \times \frac{8}{9} = \frac{24}{36} = \frac{2}{3} [/tex]