人教版一年级数学上册,加减混合,学习目标： 通过练习，使同学们能够正确地计算加减混合算式，并能够熟练进行计算。,1,2,3,4,5,6,7,8,2,3,4,5,6,7,8,5+4-1,2,3,4,5,6,7,8,6-3+2,3,4,5,6,7,8,3,4,5,6,7,8,5+3+2,4,5,6,7,8,4,5,6,7,8,7+3-10,5,6,7,8,5,6,7,8,10-9+1,6,7,8,6,7,8,0+9-3,7,8,7,8,4+3-7,8,8,4+4+1,口算,8-3+2=7-3+3=,1+7-5=10-4+1=,6+2-8=8+1-7=,7,7,3,7,0,2,不计算，找出得数比8小的算式。,4+4=8 2+6=8 9-1=8 4+3 2+4 9-3 5+4 2+7 9-0,总结： 通过对本节课的学习，同学们能够熟练计算加减混合算式了吗？,
