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题型:填空题 题类: 难易度:困难
2023.8.9渝北八中小升初数学初试
×3+5× 3×( )- +3-( )
× × - +( )÷ +( )×
①89×
② ÷9+ ×
③( + ﹣ )×2.4
④ ÷[ ×( ﹣ )]
⑤x+ x=65
⑥7x﹣3×0.5=
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