奥数 > 小学试题库 > 口算题 > 二年级口算题 > 正文
2011-07-19 16:21:52
二年级数学下册口算题:整百数加减法
(1)500 + 700 =
(2)800 - 400 =
(3)500 + 100 =
(4)1000 - 900 =
(5)200 + 200 =
(6)100 + 600 =
(7)500 - 400 =
(8)500 - 400 =
(9)1100 - 900 =
(10)1200 - 700 =
(11)400 + 300 =
(12)1200 - 600 =
(13)600 + 200 =
(14)100 + 200 =
(15)700 + 400 =
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