小學(xué)生奧數(shù)口算訓(xùn)練

這篇關(guān)于小學(xué)生奧數(shù)口算訓(xùn)練，是特地為大家整理的，希望對(duì)大家有所幫助！
    一年級(jí)口算每日一練：
     7 + 1 = 2 + 5 = 2 + 3 = 9 - 5 =
     7 - 3 = 3 - 1 = 6 + 2 = 4 + 3 =
     9 + 1 = 7 + 1 = 6 - 3 = 4 + 4 =
     7 - 3 = 4 + 2 = 2 + 8 = 3 + 2 =
     9 + 1 = 7 + 3 = 7 + 3 = 9 - 7 =
     3 + 3 = 4 + 5 = 2 - 2 = 6 - 4 =
    二年級(jí)口算每日一練：
     2 × 6 = 4 × 3 = 9 × 5 = 3 × 2 =
     5 × 8 = 6 × 7 = 8 × 6 = 1 × 9 =
     3 × 4 = 1 × 5 = 3 × 5 = 5 × 6 =
     8 × 9 = 3 × 7 = 6 × 4 = 3 × 8 =
     8 × 4 = 9 × 9 = 3 × 5 = 9 × 2 =
     1 × 1 = 6 × 7 = 1 × 3 = 9 × 8 =
    三年級(jí)口算每日一練：
     255 - 217 = 356 - 224 = 555 + 694 = 300 - 222 =
     363 + 192 = 599 - 240 = 253 + 988 = 300 - 154 =
     227 + 916 = 871 - 514 = 509 - 466 = 300 - 145 =
     444 + 315 = 539 - 177 = 982 - 255 = 200 - 189 =
     153 - 118 = 313 - 264 = 422 + 619 = 500 - 199 =
     285 - 273 = 719 + 965 = 449 - 421 = 600 - 408 =