Question

Va rog mult exercitul 1 de la a pana la f

Answer 1

Răspuns

$a)\frac{2}{3} \cdot5=\frac{2\cdot5}{3}=\frac{10}{3}=3\frac{1}{3}\\ \\b)\frac{5}{7}\cdot3=\frac{5\cdot3}{7}=\frac{15}{7}=2\frac{1}{7}\\ \\c)\frac{3}{8}\cdot4=\frac{4\cdot3}{8}=\frac{12}{8}=\frac{3}{2}=1\frac{1}{2}\\ \\ d)6\cdot\frac{5}{9}=\frac{6\cdot5}{9}=\frac{30}{9}=3\frac{1}{3}\\ \\e)9\cdot\frac{7}{6}=\frac{9\cdot7}{6}=\frac{63}{6}=\frac{21}{2}=10\frac{1}{2}\\ \\f)2\cdot\frac{7}{8}=\frac{2\cdot7}{8}=\frac{14}{8}=\frac{7}{4}=1\frac{3}{4}$