(1) ÃֽŠ<3°³³â> ¼ö´É±âÃâ+Àü±¹¿¬ÇÕ
(2) 3,4,6,7,9,10,¼ö´É x 3°³³â= 15ȸ
(3) ±¹¾î[°øÅë+¼±ÅÃ:ȹý°ú ÀÛ¹®] ¼ö·Ï
(4) ½ÇÁ¦ ½ÃÇèÁö¿Í ¶È°°Àº ¹®Á¦Áö
(5) ÀÚ¼¼ÇÏ°í Ä£ÀýÇÑ [ÀÔüÀû Çؼ³]
(6) ½ÇÀü ¿¬½ÀÀ» À§ÇÑ [OMRÄ«µå] Á¦°ø
(7) [STUDY Ç÷¡³Ê, µî±Þ ÄÆ, Á¤´ä·ü] Á¦°ø