Найдем произведение:

1. a) $$8\frac{4}{15} \cdot 2 = \frac{124}{15} \cdot 2 = \frac{124 \cdot 2}{15} = \frac{248}{15} = 16\frac{8}{15}$$
2. б) $$3\frac{9}{14} \cdot 7 = \frac{51}{14} \cdot 7 = \frac{51 \cdot 7}{14} = \frac{51}{2} = 25\frac{1}{2}$$
3. в) $$7\frac{4}{27} \cdot 5 = \frac{193}{27} \cdot 5 = \frac{193 \cdot 5}{27} = \frac{965}{27} = 35\frac{20}{27}$$
4. г) $$8 \cdot 2\frac{1}{8} = 8 \cdot \frac{17}{8} = \frac{8 \cdot 17}{8} = 17$$
5. д) $$5\frac{5}{6} \cdot 3 = \frac{35}{6} \cdot 3 = \frac{35 \cdot 3}{6} = \frac{35}{2} = 17\frac{1}{2}$$
6. e) $$7\frac{7}{11} \cdot 11 = \frac{84}{11} \cdot 11 = \frac{84 \cdot 11}{11} = 84$$