\[\boxed{\mathbf{Страница\ 25.}еуроки - ответы\ на\ пятёрку}\]
\[\boxed{\mathbf{84.}}\]
\[K < B < M < C.\]
\[1)\ у\ Саши;\]
\[2)\ у\ Коли;\]
\[3)\ C > B;\]
\[4)\ K < M.\]
\[\boxed{\mathbf{85.}}\]
\[13 \cdot 2 = 6 + 20 = 26\]
\[22 \cdot 4 = 8 + 80 = 88\]
\[34 \cdot 2 = 8 + 60 = 68\]
\[11 \cdot 8 = 8 + 80 = 88\]
\[12 \cdot 3 = 6 + 30 = 36\]
\[\boxed{\mathbf{86.}}\]
\[17 \cdot 9 = 63 + 90 = 153\]
\[15 \cdot 6 = 30 + 60 = 90\]
\[19 \cdot 7 = 63 + 70 = 133\]
\[48 \cdot 8 = 64 + 320 = 384\]
\[63 \cdot 2 = 6 + 120 = 126\]