读一读 、请给下列数字排序号
one three seven ten five
___________＜___________＜___________＜___________＜___________
五、 小朋友,你是数学小天才吗?请试着算一算吧.
1.seven —one=_________ 2.two + _________= six
3.ten —_________ = five 4._________+ three = nine 读一读 、请给下列数字排序号
one three seven ten five
___________＜___________＜___________＜___________＜___________
五、 小朋友,你是数学小天才吗?请试着算一算吧.
1.seven —one=_________ 2.two + _________= six
3.ten —_________ = five 4._________+ three = nine