\( 0.007 \cdot 0.7 \cdot 70 = \frac{7}{1000} \cdot \frac{7}{10} \cdot 70 \)
\( = \frac{7 \cdot 7 \cdot 70}{1000 \cdot 10} = \frac{49 \cdot 70}{10000} \)
\( 49 \cdot 70 = 3430 \)
\( = \frac{3430}{10000} \)
\( = 0.343 \)
Ответ: 0.343