ענו על השאלה הבאה:
השלימו את לוח הכפל החלקי:
\begin{array}{c|c}
\times & 3 & \INPUTBOX{3}{ltr}{8} & 7 \\
\hline
\INPUTBOX{2}{ltr}{7} & 21 & \INPUTBOX{9}{ltr}{56} & \INPUTBOX{4}{ltr}{49} \\
\hline
8 & \INPUTBOX{6}{ltr}{24} & 64 & \INPUTBOX{8}{ltr}{56} \\
\hline
\INPUTBOX{1}{ltr}{4} & 12 & \INPUTBOX{7}{ltr}{32} & \INPUTBOX{5}{ltr}{28} \\
\end{array}
\begin{array}{c|c}
\times & 3 & \INPUTBOX{3}{ltr}{8} & 7 \\
\hline
\INPUTBOX{2}{ltr}{7} & 21 & \INPUTBOX{9}{ltr}{56} & \INPUTBOX{4}{ltr}{49} \\
\hline
8 & \INPUTBOX{6}{ltr}{24} & 64 & \INPUTBOX{8}{ltr}{56} \\
\hline
\INPUTBOX{1}{ltr}{4} & 12 & \INPUTBOX{7}{ltr}{32} & \INPUTBOX{5}{ltr}{28} \\
\end{array}