Ответ:
\[4\frac{1}{12}=\frac{49}{12},\qquad 6.5=\frac{13}{2}=\frac{78}{12}.\]
\[\frac{49}{12}-\frac{78}{12}=-\frac{29}{12}=-2\frac{5}{12}.\]
Ответ: \(-2\frac{5}{12}\).
\[4\frac{1}{12}=\frac{49}{12},\qquad 6.5=\frac{13}{2}=\frac{78}{12}.\]
\[\frac{49}{12}-\frac{78}{12}=-\frac{29}{12}=-2\frac{5}{12}.\]
Ответ: \(-2\frac{5}{12}\).