§ Задание 99
\[\boxed{\mathbf{2}\mathbf{.}\mathbf{99}}\]
\[\textbf{а)}\ 39\ 495 + 48\ 015 = 87\ 500\]
\[\textbf{б)}\ 9\ 000\ 284 + 1\ 678\ 678 =\]
\[= 10\ 678\ 962\]
\[\boxed{\mathbf{2}\mathbf{.}\mathbf{99}}\]
\[\textbf{а)}\ 39\ 495 + 48\ 015 = 87\ 500\]
\[\textbf{б)}\ 9\ 000\ 284 + 1\ 678\ 678 =\]
\[= 10\ 678\ 962\]