1. Count by 2s. Begin at 200. Write your first 10 counts below.
---> 200, 202, 204, 206, 208, 210, 212, 214, 216, 218À̶ó°í ´ä½è¾î¿ä.
 
2. Count by 5s. Begin at 500. Write your first 10 counts below.
---> 500, 505, 510, 515, 520, 525, 530, 535, 540, 545¶ó°í ½è±¸¿ä.
 
3. Count by 10s. Begin at 550. Write your first 10 counts below.
---> 550, 560, 570, 580, 590, 600, 610, 620, 630, 640¶ó°í ½è½À´Ï´Ù.
 
±×·±µ¥ ±× ´ÙÀ½ ¹®Á¦ÀÇ ´äÀ» ¾î¶»°Ô ½á¾ßÇÒÁö ¸ð¸£°Ú¾î¿ä.
Look at your counts. Write about any patterns you find in the counts.
1. add 2, 2. add 5, 3. add 10 ÀÌ·¸°Ô ½á¾ßÇϳª¿ä? ÀÌ¹Ì ¹®Á¦¿¡ ´Ù ³ª¿Â ³»¿ëÀε¥ ±×·¡µµ ÀÌ·¸°Ô ¾²´Â °ÍÀÎÁö¿ä??