《一年级上册数学期中复习ppt课件.ppt》由会员分享,可在线阅读,更多相关《一年级上册数学期中复习ppt课件.ppt(18页珍藏版)》请在三一办公上搜索。
一年级期中复习,0,2,10,4,6,8,1,3,5,7,9,数一数,填一填,上面一共有( )个图形,在从左数第4个图形上画 ,圈出左边的4个图形;在从右数第5个图形上画 ,圈出右边的5个图形。,10,1,4,7,0,6,7,4,6,+,+,+,+,-,=,-,=,817 550 437 336,6、在里填上“”或“”。,5,3,5,6,2,3,6,7,5,+,4,9,4,+,5,9,9,-,5,4,9,-,4,5,8,-,3,5,8,-,5,3,3,+,5,8,6,-,2,4,?只,3,+,6,9,8只,?只,8,2,6,、,?,9,?,9,6,4,4,+,4,8,看谁算得又对又快。,5 + 0 =,2 - 0 =,1 + 4 =,4 - 2 =,4 + 1 =,2 + 3 =,4 - 1 =,2 + 2 =,4 - 4 =,5 - 3 =,3 + 1 =,3 - 3 =,返回,1 同学们排队,小华说:我前面有3个同学,后面有5个同学。这一排一共有多少个同学? 2 有9个小朋友排成一列做操,小红的前面有4个人。她的后面有几人?,动脑筋,想一想,