התחבר/י באמצעות
- או -
פִּתְרוּ אֶת הַתַּרְגִּיל
\[\begin{aligned} 10-10= \end{aligned}\]
\[\begin{aligned} 80+20= \end{aligned}\]
\[\begin{aligned} 70+30= \end{aligned}\]
\[\begin{aligned} 80-20= \end{aligned}\]