三年级上册口算题-三年级整百数减三位数的减法
奥数网
2017-02-21 15:30:45
(1)400 - 200 =
(2)200 - 164 =
(3)700 - 411 =
(4)800 - 459 =
(5)900 - 726 =
(6)300 - 296 =
(7)200 - 172 =
(8)400 - 390 =
(9)900 - 812 =
