奥数 > 小学试题库 > 口算题 > 三年级口算题 > 正文
2018-08-23 09:54:34
新万博体育下载:小学三年级口算练习题(二十六)
14+31 = 85+45 = 83-74 = 0+2 = 83-8 =
42-21 = 90-1 = 51+45 = 70-57 = 86-54 =
85+22 = 55-43 = 91+27 = 25+47 = 66-52 =
55+62 = 78-74 = 40+81 = 22+30 = 86+44 =
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