Pyetja
Plotësoni kufizat që mungojnë në vargjet numerike të mëposhtme.
$4, 7, \underline{\hspace{2em}}, 13, \underline{\hspace{2em}}, \underline{\hspace{2em}}, 22$
$9, \underline{\hspace{2em}}, 19, 24, \underline{\hspace{2em}}, \underline{\hspace{2em}}, 39$
$6, \underline{\hspace{2em}}, \underline{\hspace{2em}}, \underline{\hspace{2em}}, 41$
$\underline{\hspace{2em}}, 27, \underline{\hspace{2em}}, \underline{\hspace{2em}}, \underline{\hspace{2em}}, -1$
