\[\boxed{\text{Страница}\text{\ 3.}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\boxed{1.}\]
\[Число\] | \[Разряды\] | ||
---|---|---|---|
\[Сотни\] | \[Десятки\] | \[Единицы\] | |
\[946\] | \[9\] | \[4\] | \[6\] |
\[308\] | \[3\] | \[0\] | \[8\] |
\[25\] | \[0\] | \[2\] | \[5\] |
\[\boxed{2.\ }\]
\[831 = 800 + 30 + 1\]
\[206 = 200 + 0 + 6\]
\[330 = 300 + 30 + 0\]
\[138 = 100 + 30 + 8\]
\[602 = 600 + 0 + 2\]
\[999 = 900 + 90 + 9\]
\[\boxed{3.}\]
\[Число\] | \[Разряды\] | |||
---|---|---|---|---|
\[Сотни\] | \[Десятки\] | \[Единицы\] |
\[Сумма\ разрядных\] \[слагаемых\] |
|
\[278\] | \[2\] | \[7\] | \[8\] | \[2 \cdot 100 + 7 \cdot 10 + 8\] |
\[782\] | \[7\] | \[8\] | \[2\] | \[7 \cdot 100 + 8 \cdot 10 + 2\] |
\[287\] | \[2\] | \[8\] | \[7\] | \[2 \cdot 100 + 8 \cdot 10 + 7\] |
\[872\] | \[8\] | \[7\] | \[2\] | \[8 \cdot 100 + 7 \cdot 10 + 2\] |
\[827\] | \[8\] | \[2\] | \[7\] | \[8 \cdot 100 + 2 \cdot 10 + 7\] |
\[\boxed{4.}\]
\[621 = 6 \cdot 100 + 2 \cdot 10 + 1\]
\[555 = 5 \cdot 100 + 5 \cdot 10 + 5\]
\[309 = 3 \cdot 100 + 9\]
\[70 = 7 \cdot 10\]