Ответ:
\(0.1 - 0.38 = -0.28\), \(-0.28 \cdot 27.9 = -7.812\).
\(291.3 - 289 + 0.7 = 3\).
\(-7.812 : 3 : 0.9 = -2.604 : 0.9 = -2.893\overline{3}\).
Ответ: −2,893(3)
\(0.1 - 0.38 = -0.28\), \(-0.28 \cdot 27.9 = -7.812\).
\(291.3 - 289 + 0.7 = 3\).
\(-7.812 : 3 : 0.9 = -2.604 : 0.9 = -2.893\overline{3}\).
Ответ: −2,893(3)