奥数 > 小学试题库 > 口算题 > 三年级口算题 > 正文
2018-08-23 15:12:41
新万博体育下载:小学三年级口算练习题(四十)
40-18 = 32+85 = 32-4 = 36+57 = 89+76 =
68-24 = 81-4 = 52+50 = 25+27 = 75-65 =
69-17 = 83+40 = 39+24 = 69+36 = 6+74 =
31-23 = 70+6 = 11-8 = 28+75 = 33+33 =
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