Задание
Заполни пропуски в таблицах
Впиши в свободные клетки числа так, чтобы по всем строкам и столбцам получились верные равенства.
а)
\(\dfrac{7}{15}\) |
\(+\) |
\(\dfrac{13}{15}\) |
\(=\) |
[ ] |
\(+\) |
\(−\) |
\(+\) |
||
[ ] |
\(−\) |
\(\dfrac{1}{15}\) |
\(=\) |
[ ] |
\(=\) |
\(=\) |
\(=\) |
\(\dfrac{6}{5}\) |
\(+\) |
[ ] |
\(=\) |
[ ] |
б)
\(\dfrac{14}{27}\) |
\(−\) |
\(\dfrac{2}{9}\) |
\(=\) |
[ ] |
\(−\) |
\(+\) |
\(−\) |
||
\(\dfrac{2}{27}\) |
\(+\) |
[ ] |
\(=\) |
\(\dfrac{8}{27}\) |
\(=\) |
\(=\) |
\(=\) |
[ ] |
\(−\) |
[ ] |
\(=\) |
[ ] |