\[\boxed{\mathbf{Стр.\ 20.\ }еуроки - ответы\ на\ пятёрку}\]
\[\boxed{\mathbf{46.}}\]
\[\boxed{\mathbf{47.}}\]
\[(36 + 34)\ :7 = 70\ :7 = 10\]
\[(30 + 24)\ :9 = 54\ :9 = 6\]
\[(40 + 16)\ :8 = 56\ :8 = 7\]
\[(40 + 16)\ :8 = 5 + 2 = 7\]
\[(42 + 24)\ :6 = 7 + 4 = 11\]
\[(42 + 24)\ :6 = 66\ :6 = 11\]
\[(30 + 26)\ :8 = 56\ :8 = 7\]
\[(23 + 22)\ :5 = 45\ :5 = 9\]
\[\boxed{\mathbf{48.}}\]
\[a\] | \[4\] | \[7\] | \[6\] | \[9\] | \[3\] | \[8\] |
---|---|---|---|---|---|---|
\[b\] | \[8\] | \[9\] | \[5\] | \[4\] | \[7\] | \[6\] |
\[a \cdot b\] | \[32\] | \[63\] | \[30\] | \[36\] | \[21\] | \[48\] |
\[a \cdot b - 10\] | \[22\] | \[53\] | \[20\] | \[26\] | \[11\] | \[38\] |