三年级上册口算题-三年级三位数的加减法
奥数网
2017-02-21 15:31:08
(1)190 - 171 =
(2)314 + 852 =
(3)799 - 550 =
(4)378 - 111 =
(5)835 + 272 =
(6)189 - 173 =
(7)735 - 721 =
(8)379 + 985 =
(9)927 + 752 =
