奧數(shù) > 小學試題庫 > 口算題 > 三年級口算題 > 正文
2018-08-23 09:53:19
2018年小學三年級口算練習題(二十一)
2×262 = 13×72 = 207×9 = 1×620 = 3×37 =
6+81 = 39-26 = 60-51 = 36+17 = 82-39 =
18+74 = 4+29 = 31+14 = 71+6 = 23-14 =
50-45 = 30-21 = 92-88 = 93-67 = 59-59 =
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