1、搭積木,,,,,,,,,,,,,,一共用了多少塊積木？,,13,＋,2,？,15,易百特教師網(wǎng)http://www.ebaite.com,,,,,,,,13,＋,2,？,15,易百特教師網(wǎng)http://www.ebaite.com,,,,,,,,,,,,,,,,,,,,,還剩多少塊積木？,,18,－,2,？,16,易百特教師網(wǎng)http://www.ebaite.com,,,,,18,－,2,？,16,,,,,,易百特教師網(wǎng)http://

2、www.ebaite.com,下面的做法你看得懂嗎？,易百特教師網(wǎng)http://www.ebaite.com,易百特教師網(wǎng)http://www.ebaite.com,,,,,,,,,,,,13 個(gè),13,3,10,？ 個(gè),,,,,+ =,12,2,14,有12只狗,又來(lái)了2只,樹(shù)上有15只小鳥(niǎo),飛走了4只,15,4,11,,,16+3＝,小猴摘桃,18－4＝,13+3＝,17－4＝,12+4＝,19,14,16,13,16,,

3、填上“>”“<”或“=”。,<,>,>,<,=,=,,13,3,10,17,17,5,12,10,3,17,12,5,易百特教師網(wǎng)http://www.ebaite.com,易百特教師網(wǎng)http://www.ebaite.com,6,12,18,7,11,18,8,10,18,易百特教師網(wǎng)http://www.ebaite.com,18,13,易百特教師網(wǎng)http://www.ebaite.com,,