§ Стр. 23
\[\boxed{\text{69.}}\]
\[1\ 430\]
\[73\ 842\]
\[648\ 103\]
\[504\ 301\]
\[100\ 040\]
\[\boxed{\text{70.}}\]
\[9\ 087 = 9\ 000 + 80 + 7\]

\[\boxed{\text{69.}}\]
\[1\ 430\]
\[73\ 842\]
\[648\ 103\]
\[504\ 301\]
\[100\ 040\]
\[\boxed{\text{70.}}\]
\[9\ 087 = 9\ 000 + 80 + 7\]
