为了丰富同学们的学习生活,三年级口算题栏目为同学们搜集整理了有关三年级的口算题类试题,供大家参考,希望对大家有所帮助! (1)900 - 168 = (2)300 - 186 = (3)900 - 554 = (4)800 - 200 = (5)700 - 666 = (6)300 - 122 = (7)900 - 353 = (8)500 - 162 = (9)900 - 705 =