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发表于 2018-8-16 21:49:31
2018年小学三年级口算练习题(十九)
2018年小学三年级口算练习题(十九)
64+25 = 69-62 = 57-5 = 19+65 = 39-28 =
61+36 = 50-50 = 76-50 = 38-1 = 0+5 =
92-24 = 99-76 = 21+67 = 77-49 = 86-25 =
3+10 = 11+27 = 84-42 = 46+42 = 57-17 =
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2018年小学三年级口算练习题(十九)