2018年小学三年级口算练习题(二十八)
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2018-08-23 09:55:04
2018年小学三年级口算练习题(二十八)
873-830 = 109-27 = 712-687 = 99-74 = 124-60 =
157-135 = 919-825 = 285-186 = 185-88 = 109-87 =
117-69 = 804-752 = 477-420 = 677-621 = 641-615 =
802-710 = 529-472 = 951-900 = 902-897 = 827-782 =
