摘要
加减法是小学数学中的基础知识。在实际教学中，我们要运用实物教学让学生在直观中学习，运用凑十法、破十法、平十法去解决加减法的混合运算，熟练掌握分数加减法。多位数的加减法，注意进位和退位等细微之处。不断加强练习。不断提高小学生的数学成绩。
Is the foundation of addition and subm＇tion primary ool mathematics knowledge, in actual teaching, we should use ngs students in direct-viewing teaching in learning, using th01 ten method, the ten method, flat method to solve the ten ition and subtraction mixed operation, master addition and traction scores, the connection addition and subtraction, pay ention to carry and abdicated and the subtle, strengthen the ctice, and constantly improve the elementary student＇s hematics result.
出处
《科教导刊》
2012年第3期158-159,共2页
The Guide Of Science & Education
关键词
小学数学
直观
加减法
混合运算
Elementary school mathematicslntuitive Addition and traction Mixed operation
