小学一年级奥数口算题一
发布:佚名 时间:2008-11-25 13:47:00 来源:京翰教育中心 录入:杨 人气:2828
【文字:
大 小】
小学一年级奥数口算题一
28 + 20 = 58 – 6 = 66 – 60 = 75 – 30 =
38 + 40 = 71 + 23 = 89 – 8 = 60 + 24 =
4 + 55 = 96 – 20 = 66 – 60 = 38 + 21 =
30 + 34 = 69 – 7 = 59 – 4 = 73 – 70 =
95 – 50 = 25 + 44 = 62 + 7 = 30 + 49 =
86 – 60 = 91 – 50 = 36 + 30 = 51 + 25 =