二年级数学下册口算题-整千数的加减法
二年级数学下册口算题:整千数的加减法
(1)5000 + 2000 =
(2)5000 + 2000 =
(3)4000 + 3000 =
(4)2000 - 1000 =
(5)5000 - 4000 =
(6)4000 - 1000 =
(7)9000 - 8000 =
(8)7000 + 1000 =
(9)5000 - 2000 =
(10)8000 - 5000 =
(11)6000 + 1000 =
(12)2000 + 5000 =
(13)3000 - 1000 =
(14)5000 + 1000 =
(15)6000 + 2000 =